Top 250 Tv Shows Like Killer By Nature
Release your inner killer.
A list of the best tv shows similar to Killer by Nature. If you liked Killer by Nature then you may also like: American Gothic, Bates Motel, Big Little Lies, Coronation Street, CSI: Crime Scene Investigation and many more great tv shows featured on this list.
The troubled teenager Owen Whitmore has a sleep disorder and occasionally sleepwalks. Owen is having therapy sessions with Dr. Katherine Ramos. Having just joined the medical school, he has to move to another town, but he is divided between the college and his sweetheart, Maggie. His parents Leona and Walter Whitmore are very worried about him. When Owen has violent dreams, Dr. Ramos decides to consult with Dr. Jonas Julian, a specialist in dream analysis and sleep disorders. Meanwhile, people are protesting in front of the Townsend State Prison where the infamous serial killer Dr. Eugene "Mean Gene" Branch will be executed. Dr. Eugene is the son of another serial-killer and had performed sadistic medical experiments on his victims. Out of the blue, Marcia Freeman who went missing, is found dead in precisely the way that Owen saw in his dreams - the murder set up as if carried out by Dr. Branch.
Bates Motel
A "contemporary prequel" to the 1960 film Psycho, depicting the life of Norman Bates and his mother Norma prior to the events portrayed in Hitchcock's film, albeit in a different fictional town and in a modern setting. The series begins after the death of Norma's husband, when she purchases a motel located in a coastal Oregon town so she and Norman can start a new life.
Big Little Lies
The tale of three mothers of first graders whose apparently perfect lives unravel to the point of murder.
Coronation Street
The residents of Coronation Street are ordinary, working-class people, and the show follows them through regular social and family interactions at home, in the workplace, and in their local pub, the Rovers Return Inn. Britain's longest-running soap.
CSI: Crime Scene Investigation
A Las Vegas team of forensic investigators are trained to solve criminal cases by scouring the crime scene, collecting irrefutable evidence and finding the missing pieces that solve the mystery.
Demons
Luke Rutherford is your average teenager - until his dead father's best friend, Rupert Galvin turns up to reveal his secret destiny: he's the great-grandson of Abraham Van Helsing, the infamous vampire hunter. Luke is set to inherit the family mantle as a warrior against the supernatural entities that lie deep beneath the streets of modern-day London.
The Following
Notorious serial killer Joe Carroll, after being found guilty of murdering 14 female students on the Virginia college campus where he taught literature, escapes from death row. The FBI calls former agent Ryan Hardy to consult on the case, as he was the one responsible for Carroll’s capture in 2003. Ryan, working closely with an FBI team, including Mike Weston and FBI Specialist Debra Parker, piece together the ever-growing web of murders orchestrated by the devious Carroll.
Killing Eve
A security consultant hunts for a ruthless assassin. Equally obsessed with each other, they go head to head in an epic game of cat-and-mouse.
Married to Medicine
Follows a group of successful and educated women who are connected to the world of medicine in Atlanta, including doctors and wives of doctors. Whether delivering babies in Louboutins or rushing off to galas in Buckhead, these women do everything with style, drama, and of course, southern flair.
The Maxx
Maxx is a purple-clad superhero living in a cardboard box. His only friend is Julie Winters, a freelance social worker. Maxx often finds himself shifting back and forth between the "real" world and a more primitive outback world where he rules, and protects Julie. Mr. Gone, a self-proclaimed "student of the mystic arts" seems to know more about Maxx and Julie and their strange relationship than they could ever guess, but he's not exactly telling all....not yet, anyway.
The Mentalist
Patrick Jane, a former celebrity psychic medium, uses his razor sharp skills of observation and expertise at "reading" people to solve serious crimes with the California Bureau of Investigation.
MINDHUNTER
An agent in the FBI's Elite Serial Crime Unit develops profiling techniques as he pursues notorious serial killers and rapists.
Profiler
Profiler is an American crime drama that aired on NBC from 1996 to 2000. The series follows the exploits of a criminal profiler working with the FBI's fictional Violent Crimes Task Force based in Atlanta, Georgia. Ally Walker starred as profiler Dr. Samantha Waters during the first three seasons, and was later replaced by Jamie Luner as profiler Dr. Rachel Burke during the show's final season. Robert Davi, Roma Maffia, Peter Frechette, Erica Gimpel and Julian McMahon co-starred throughout the show's run. Caitlin Wachs played Dr. Waters daughter for the first two seasons, a role taken over by Evan Rachel Wood in 1998. Profiler shares a similar lead character and premise with the Fox Network series Millennium, created by Chris Carter. Both shows premiered at the beginning of the 1996–97 television season.
Scream: The TV Series
What starts as a YouTube video going viral, soon leads to problems for the teenagers of Lakewood and serves as the catalyst for a murder that opens up a window to the town's troubled past. Everyone has secrets. Everyone tells lies. Everyone is fair game.
Twin Peaks
The body of Laura Palmer is washed up on a beach near the small Washington state town of Twin Peaks. FBI Special Agent Dale Cooper is called in to investigate her strange demise only to uncover a web of mystery that ultimately leads him deep into the heart of the surrounding woodland and his very own soul.
Durham County
Detective Mike Sweeney has just moved with his wife and daughters from Toronto to his hometown of Durham County after the death of his partner. Hoping to escape the violent world of big city police work, Mike falls into a suburban world besieged by crime, abuse and murder.
Haunted
Haunted is an American television program first aired in September 2002 on UPN. The program, which was filmed in Vancouver, was canceled in November 2002 due to low ratings. As a result, only seven of the completed episodes were aired. However, all eleven filmed episodes have subsequently been shown in international airings of the show. In August 2007, the series aired on HDNet. The series then began airing on Sci Fi in September 2007 and January 2008. In 2009, Chiller began airing this program as part of their daily marathon line-up. It plays there sporadically. A marathon of the entire series ran all day on October 31, 2010 on Universal HD.
Freddy's Nightmares
The evil, sinister killer of the "Nightmare On Elm Street" movies, Freddy Krueger, hosts this show, where each week, he shows us a tale of evil and death about the lives of people who live in Springwood.
Harper's Island
A group of family and friends travels to a secluded island for a destination wedding. They've come to laugh... to love... and, though they don't know it... to die. As the wedding festivities begin, friendships are tested and secrets exposed as a murderer claims victims, one by one, transforming the wedding week of fun and celebration into a terrifying struggle for survival.
Supernanny
Jo Frost, a modern day, tough-love "Mary Poppins" is placed with families in need of guidance or care. She spends an extended period of time with a family, observing their issues and then, using a series of her own tried-and-true methods, offer solutions. Problems can range from discipline to sloppiness or anything in between.
Raising Hope
James "Jimmy" Chance is a clueless 24-year-old who impregnates a serial killer during a one-night-stand. Earning custody of his daughter after the mother is sentenced to death, Jimmy relies on his oddball but well-intentioned family for support in raising the child.
24 Hours in A&E
A British medical documentary set in King's College Hospital. 91 cameras filmed round the clock for 28 days, 24 hours a day in A&E it offers unprecedented access to one of Britain's busiest A&E departments.
Appropriate Adult
The extraordinary story of Gloucester housewife Janet Leach who played a key role in the uncovering of the crimes of Fred and Rosemary West.
A Touch of Cloth
Hannah plays DI Jack Cloth, who is called in to investigate an apparent series of serial killings alongside his new partner, DC Anne Oldman, described as a "plucky, no-nonsense sidekick". Playing with the cliches and conventions of British police dramas, subplots include Cloth dealing with visions of his dead wife and the bisexual DC Oldman coming to grips with her feelings for both her female fiancee and Cloth.
Married at First Sight
The cart comes way before the horse in the reality series "Married at First Sight." Based on a hit Danish format, "Married..." features people who agree to participate in an extreme experiment: Each covenants legal marriage with a complete stranger. Specialists -- including a spiritualist, a relationship coach and a sociologist -- use scientific matchmaking methods to determine each couple, who will not have met or had contact with each other until the wedding day. The series then documents the relationships, including honeymoons and other relatable events of married life. After several weeks, each couple must decide whether to remain together or go their individual ways.
Devices and Desires
A particularly vicious serial killer is stalking the Norfolk coast in the vicinity of the Larksoken nuclear power station. The press have branded him 'The Whistler' because witnesses have heard a hymn being whistled in the vicinity of the murders. His trademark is the letter 'L' carved on the forehead of his victims. L for Larksoken? At first, his victims seem to be chosen entirely at random - women in the wrong place at the wrong time - but then two women employed at the nuclear power station are murdered in quick succession...
Chasing Shadows
Chasing Shadows follows a team of special operatives who are tracking down serial killers.
Web Therapy
Fiona Wallice is a therapist with little patience for her patients. Tired of hearing about people's problems for fifty long minutes, she devises a new treatment, the three-minute video chat. And still, the sessions end up being largely about her. If she's your therapist, you've got problems.
Life and Death Row
The story of capital punishment through the eyes of young people whose lives have been shaped by it.
Your Worst Nightmare
Spine-tingling crimes that take viewers on a ride of twists and turns, complete with jump-out-of-their-seats moments and chilling conclusions. This show uses classic suspense film techniques to follow some of the creepiest, most harrowing crimes ever committed, as these victims' darkest dreams become unfathomable realities.
Monster in My Family
A riveting new non-fiction series that delves into the world of infamous serial killers through a unique perspective rarely ever heard, as the family members of the killers come out of the shadows to reach out to the families of the victims. Each episode follows a different family’s journey, facilitated by Melissa Moore – daughter of Keith Hunter Jesperson, infamously known as the “Happy Face Killer” – as they connect with the families of the killer’s victims to express their sorrow and empathy.
Killer Medics On Death Row
Responsible for people’s lives and welfare on a daily basis doctors and nurses are sworn to protect and look after their patients. This series explores the dark and sinister motives behind the doctors who abuse the trust put in them and instead of using medicine to heal their patients; they used their powers to murder unsuspecting victims. We examine the cases of doctors and nurses who have been convicted for terrible crimes.
Slasher
Thirty years ago, in the sleepy community of Waterbury, a killer known as “The Executioner” murdered Sarah Bennett's parents. Now Sarah and her husband Dylan have returned to town, only to find herself the centerpiece in a series of horrifying murders centered around the seven deadly sins.
The Coroner: I Speak for the Dead
While detectives search for clues among the living, veteran Dauphin County, PA, coroner Graham Hetrick uncovers secrets of the dead. Each episode features a stylized re-enactment of a compelling homicide case taken directly from Hetrick's files. As viewers are led through a series of twists and turns, Hetrick peels back the layers of the investigation to reveal how the murder happened and who is to blame.
Rillington Place
A three-part drama about serial killer John Christie and the murders at 10 Rillington Place in the 1940s and early 1950s.
Murder by Numbers
Each episode of this true-crime series begins with the grisly discovery of a body and the onset of an intense investigation. When police think they've solved the case, shocking twists sends each investigation into the depths of evil.
The Hunt for the Zodiac Killer
A look at the hunt for California's Zodiac Killer, who murdered at least five people in the San Francisco Bay Area in the late 1960s and early '70s.
World's Most Evil Killers
World’s Most Evil Killers delves into the gripping real-life stories of the world’s most terrifying and prolific killers. From Fred and Rose West to Ed Gein – The Clown Killer – and even to The Milwaukee Cannibal. Each episode focuses on one notorious killer and features authentic first-hand accounts of their behavior, from detectives who ran the case, journalists who reported on the stories, relatives, and at times survivors, alongside series experts who provide analysis. These criminologists, crime journalists and psychologists examine how the infamous killers made headlines both nationally and internationally and why they still continue to evoke fear and fascination in the public eye.
Serial Killer with Piers Morgan
Through intense prison interviews, Piers Morgan revisits the crimes of three convicted serial killers and learns more about their motives.
Hang Ups
After the collapse of his previous group therapy practice, Richard is no longer able to conduct the traditional 50-minute sessions most therapists have with their patients. Instead, he's developed a new form of therapy - weekly quick-fire sessions with his patients which take place online, through a webcam.
Chucky
After a vintage Chucky doll turns up at a suburban yard sale, an idyllic American town is thrown into chaos as a series of horrifying murders begin to expose the town’s hypocrisies and secrets. Meanwhile, the arrival of enemies — and allies — from Chucky’s past threatens to expose the truth behind the killings, as well as the demon doll’s untold origins.
Prodigal Son
The son of a notorious serial killer becomes an acclaimed criminal psychologist who uses his unique insight into how killers think to help the NYPD.
A Confession
The story of how Detective Superintendent Steve Fulcher deliberately breached police procedure and protocol to catch a killer, a decision that ultimately cost him his career and reputation.
Conversations with a Killer: The Ted Bundy Tapes
A unique look inside the mind of an infamous serial killer with this cinematic self-portrait crafted from statements made by Ted Bundy, including present-day interviews, archival footage and audio recordings from death row.
Mark of a Killer
All serial killers commit murder to satisfy their grand fantasies, but the murderers featured in this true-crime docuseries take it one step further, committing heinous acts that allow them to extend their fantasies and relive the excitement of their crimes again and again.
Very Scary People
A chronicle of the twisted lives of some of the most frightening, diabolical characters in recent history. Each two-hour episode traces the heinous, criminal acts of these elusive miscreants and the eventual road to justice.
Jeffrey Dahmer: Killer Cannibal
Jeffrey Dahmer's childhood, combative parents, obsession with dead animals, strange behavior in high school, and first sexual yearnings collide and turn a once-happy boy into a cannibalistic serial killer.
Farm Crime
Farm Crime is a true crime documentary series exploring the largely unseen dark side of Canada’s agriculture industry. Each episode examines a case that wouldn’t typically make the front page. Instead of kidnappings, cold cases and serial killers, the series examines the fascinating, lesser-known incidents that unfold in the margins – the fields, farms and unassuming small towns that dot the Canadian countryside. Rare sheep gone missing. Potatoes sabotaged with sewing needles. A multi-million-dollar pigeon breeding Ponzi scheme. These are farm crimes, and they exact a real toll on rural victims who don’t always get their due. Farm Crime approaches these stories with respectful curiosity, focusing on the people at the centre of the incidents, seeking answers, closure and justice.
Becoming Evil: Serial Killers
This 7-part season is filled with expert interviews and in-depth portraits of some of America's most infamous killers including John Wayne Gacy, David Berkowitz, Richard Ramirez, James DeAngelo, Aileen Wuornos, Jeffrey Dahmer, Andrew Cunanan, Ted Bundy and many others.
Serial Killer: Devil Unchained
Investigative journalist Maria Awes gets a call from serial killer Todd Kohlhepp, who claims that he has murdered more victims. She teams up with former FBI profiler John Douglas and Kohlhepp's biographer Gary Garrett, to unravel the truth.
Ted Bundy: Falling for a Killer
After years of silence, Ted Bundy’s long-term girlfriend Elizabeth Kendall, her daughter Molly, and other survivors come forward for the first time in a docuseries that reframes Bundy’s crimes from a female perspective. The series reveals how Bundy’s pathological hatred of women collided with the culture wars and the feminist movement of the 1970s in one of the most infamous crime stories of our time.
Ghost Adventures: Serial Killer Spirits
Exploring haunted locations associated with infamous serial killers, Zak Bagans and the Ghost Adventures team – Aaron Goodwin, Jay Wasley and Billy Tolley – seek to document whether malicious energy has been left behind by sadistic killers and their evil acts.
I'll Be Gone in the Dark
An exploration of the case of the Golden State Killer who terrorized California in the 1970s and 1980s, committing 50 sexual assaults and 10 murders, and true crime author Michelle McNamara's obsessive quest to find justice on behalf of his victims.
Pretty Little Liars: Original Sin
Twenty years ago, a series of tragic events almost ripped the blue-collar town of Millwood apart. Now, in the present day, a group of disparate teen girls finds themselves tormented by an unknown Assailant and made to pay for the secret sin their parents committed two decades ago, as well as their own.
Dahmer - Monster: The Jeffrey Dahmer Story
This series examines the gruesome and horrific true crimes of Jeffrey Dahmer and the systemic failures that enabled one of America’s most notorious serial killers to continue his murderous spree in plain sight for over a decade.
The Ripper
For five years, from 1975 to 1980, the Yorkshire Ripper murders cast a dark shadow over the lives of women in the North of England. 13 women were dead and the police seemed incapable of catching the killer. No one felt safe – and every man was a suspect.
Night Stalker: The Hunt for a Serial Killer
Beneath the sunlit glamour of 1985 L.A. lurks a relentlessly evil serial killer. In this true-crime story, two detectives won't rest until they catch him.
The Clown and The Candyman
This explosive exposé profiles the sadistic serial killers Dean Corll, aka Candyman, and John Wayne Gacy, aka The Killer Clown, who separately each murdered dozens of young men in Houston and Chicago while going undetected for much of the 1970s.
Confronting a Serial Killer
The timely story of the unprecedented relationship between acclaimed New York Times best-selling author and memoirist Jillian Lauren and the most prolific serial killer in American history, Samuel Little, and her race against time to identify his victims before it's too late. As she slips deeper into his sordid world, Jillian realizes that she may become, psychologically, Little's last victim.
John Wayne Gacy: Devil in Disguise
The chilling story of one of the world’s most notorious serial killers told through the words of Gacy himself, those who were forever changed by his unspeakable deeds and those who believe that the full truth remains concealed to this day.
The Chameleon Killer
Deep in the woods of New Hampshire, police find barrels with the remains of mutilated victims. The hunt for a serial killer stretches to California as detectives unravel a tangled web of abuse and murder.
The Sons of Sam: A Descent Into Darkness
The Son of Sam case grew into a lifelong obsession for journalist Maury Terry, who became convinced that the murders were linked to a satanic cult.
Black Bird
As Jimmy Keene begins a 10-year prison sentence, he gets an incredible offer: If he can elicit a confession from suspected killer Larry Hall, Jimmy will be freed. Completing this mission becomes the challenge of a lifetime.
I Survived a Serial Killer
The harrowing, heroic stories of one or more survivors of the same serial killers. Told from the survivors’ point of view, the series highlights the strength and perseverance of regular people encountering and overcoming pure evil.
Dexter: New Blood
10 years after Dexter went missing in the eye of Hurricane Laura, we find him living under an assumed name in the small town of Iron Lake, New York. Dexter may be embracing his new life, but in the wake of unexpected events in this close-knit community, his Dark Passenger beckons.
Inside Man
A prisoner on death row in the US, a vicar in a quiet English town, and a maths teacher trapped in a cellar cross paths in the most unexpected way.
Fred and Rose West: Reopened
Following a team of investigators as they explore new leads suggesting there may be more than Fred and Rose West's victims than their 12 known murders, making the use of Ground Penetrating Radar in new locations.
The Patient
A psychotherapist finds himself held prisoner by a serial killer with an unusual request: curb his homicidal urges.
Stay Close
When Carlton Flynn vanishes 17 years to the night after Stewart Green did, it sets off a chain reaction in the lives of people connected to both men.
Catching Killers
The investigators behind infamous serial killer cases reveal the harrowing, chilling details of their extraordinary efforts in this true crime series.
The Co-Ed Killer: Mind of a Monster
Cruising Santa Cruz's ocean highways, Edmund Kemper appears to be a 6'9" gentle giant who offers hundreds of young female hitchhikers a ride. But behind his charming smile and signature gold-rimmed glasses lurks a brutal and perverted monster. In 1973, while awaiting trial, Kemper was interviewed by psychiatrist Dr. Donald Lunde. Lunde records Kemper's detailed confession on audiotape. For 50 years these tapes were locked away and forgotten, but now they are public for the first time and reveal a tormented childhood, dark sexual fantasies, and a thirst for revenge on the person he despises most, his own mother.
Ken and Barbie Killers: The Lost Murder Tapes
Three schoolgirl murders. Two killers hiding in plain sight. Six video tapes that horrify the world and lead to one of the most controversial murder trials in modern history: one that left a nation shamed, victims denied justice, and a serial killer roaming free in Canada today. Over the course four parts, THE KEN AND BARBIE KILLERS: THE LOST MURDER TAPES follows the extraordinary twists and turns of the case and trial of glamour couple Paul Bernardo and Karla Homolka, the "demonic duo of dark kink", who quickly became the most notorious killers in Canadian history.
BTK: Confession of a Serial Killer
Features conversations with serial killer Dennis Rader from a Kansas maximum security prison, to examine his crimes and psyche.
Moors Murders
The story of Britain's most infamous child murders, including never-previously-seen prison letters. Why do serial killers Ian Brady and Myra Hindley continue to haunt us as icons of pure evil?
Conversations with a Killer: The John Wayne Gacy Tapes
He dined with the powerful. He preyed on the vulnerable. Beneath a smiling exterior was the horrifying darkness of a sadistic serial killer.
First Blood
“First Blood" examines some of America’s most notorious serial killers through the prism of their first known kills to reveal what drove them to the moment when violent fantasy and curiosity became a devastating reality.
Conversations with a Killer: The Jeffrey Dahmer Tapes
Serial killer Jeffrey Dahmer confesses to his gruesome crimes in unguarded interviews, offering an unsettling view into a disturbed mind.
Dating Death
The story of Rodney Alcala, who was infamous for his TV dating show appearance during his murder spree, and who was linked to 130 deaths.
Manifesto of a Serial Killer
In a riveting character-led narrative full of unimaginable twists and turns normally reserved for fiction, detectives discover two depraved men who killed at least 25 people in pursuit of their macabre sexual fantasy to enslave young women at a remote cabin in the woods, and who documented their horrifying crimes. All these years later, mystery still swirls around the facts of this case and the possible involvement of a third person, whose story the show will seek to uncover.
The Horror of Dolores Roach
After an unjust 16-year prison sentence, Dolores Roach returns to a gentrified Washington Heights, where she reunites with an old stoner friend, Luis, who lets her live and work as a masseuse in the basement under his empanada shop. When the promise of her newfound stability is quickly threatened, “Magic Hands” Dolores is driven to shocking extremes to survive.
Steeltown Murders
The hunt to catch the killer of three young women in the Port Talbot area in 1973 and the remarkable story of how - in the first case of its kind - the mystery was solved almost 30 years later using pioneering DNA evidence. Contrasting the policing methods of the 1970s with the forensic breakthroughs of the early 2000s, the series portrays a town dealing with the repercussions of an unsolved case three decades on, and asks if justice can ever truly be found.
The Torso Killer Confessions
Delves into the decades long journey of Detective Robert Anzilotti as he works to bring justice to cold case victims linked to serial killer Richard Cottingham.
Malpractice
Dr Lucinda Edwards is a smart, battle-hardened doctor, but we meet her on a nightmare shift that ends in the death of an opioid overdose victim, Edith Owusu. Despite the support of her medical supervisor, Dr Leo Harris, Edith’s grieving father Sir Anthony Owusu, demands an enquiry into Lucinda’s actions on the fateful night.
Murder in the Red Light
Explores the phenomena of why street sex workers are targeted by predators as potential victims. ‘Murder In The Red Light’ takes the crimes of serial killer, Steve Wright, as the starting point for a deep dive in to this phenomena. Infamously known as the Suffolk Strangler, during a six-week murder spree in 2006.
Last Call: When a Serial Killer Stalked Queer New York
In the early 1990s, with homophobia and hate crimes on the rise as the AIDS crisis worsens, a serial killer preys upon gay men in New York City, infiltrating queer nightlife to find his victims.
The Long Shadow
Dramatizing one of the most infamously notorious and shocking serial killer cases in the world, the hunt for Peter Sutcliffe, commonly dubbed the Yorkshire Ripper, between October 1975 and January 1981, South Yorkshire police undertook the biggest manhunt in British criminal history. The search for Sutcliffe lasted five years, involved over a thousand officers and changed the way the British police worked forever.
Oderbruch
The sinister discovery of numerous murder victims shocks the Oderbruch region. The serial murder case brings Detective Roland Voit to his hometown to work with Polish police officer Stanislaw Zajak. Voit’s former colleague and childhood sweetheart, Maggie Kring, is also called in to join the police investigation when her family comes under immediate suspicion. In their investigation, Maggie and Voit delve deep into their own past to finally uncover the true circumstances of the death of Maggie’s brother and the sinister truth of this case, which lies beyond human imagination.
In Love and Toxic: Blue Therapy
Guided by coaches and gurus, young couples confront their deepest fears and secrets in a bold quest to mend their relationships.
Living a Nightmare
Stories of real people who face the surreal horror of losing loved ones to vicious crimes. With every tick of the clock, detectives work to seek justice for the families, all while never forgetting the victims whose own dreams were so callously interrupted.
People Magazine Investigates: Surviving a Serial Killer
There are precious few individuals who have managed to survive their encounters with serial killers. Anchored by People Magazine's in-depth reporting, these survivors share their terrifying and intensely emotional experiences with unimaginable evil.
American Gothic
A prominent Boston family attempts to redefine itself in the wake of a chilling discovery that links their recently deceased patriarch to a string of murders spanning decades — amid the mounting suspicion that one of them may have been his accomplice.