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Journalist Christine Pelisek helps law enforcement investigate the alleged serial killer known as the Grim Sleeper.

The Amish farming community of Painter’s Mill, Ohio, is shattered when a series of brutal murders leaves the town with a sense of frailty and loss of innocence. Among the most affected by the tragedy was Kate Burkholder, a young girl who survived the terror and, as a result, left the Amish life behind. Fifteen years later, Kate returns to Painter’s Mill as its Chief of Police. Certain she’s come to terms with her past, Kate’s renewed life in her hometown is shattered when a murder investigation triggers deep-seated emotions from her childhood and exposes a dark secret that could destroy her.

Young, ace assistant DA, Shelby Cook, works with driven cop, Mike Holland, to catch Daedalus, a serial killer infamous for luring his victims to their deaths through labyrinth traps. Three innocent men have already taken the fall for Daedalus and when Daedalus strikes again, Shelby finds herself defending the latest man accused, a retired and respected judge--who also happens to be her own father.

A recently widowed detective still grieving over his wife's death discovers a shocking connection between himself and the suspects in a serial killing spree linked to the Four Horsemen of the Apocalypse.

Fifteen years after a murderer is convicted he is released and all the witnesses against him begin to be murdered.

J.D. returns to his hometown many years after leaving Carrie at the altar. After their unhappy reunion, J.D. heads to California, only to soon fall for a woman he helps with her broken down car. Little does he know that this woman is a serial killer who takes on the identity of each of her victims.

A police detective investigates the apparent serial killing of several children which is linked to an institutionalized, autistic child.

As a night out on the town turns into a nightmare, six young college students must fight for their lives as a killer hunts them down.

The FBI sought the help of Lucinda Pond, a former agent of the body, to try to locate the author of a series of murders that allegedly may have committed his brother. Lucinda, who left the police years ago, decides to help reluctantly convinced by an old boyfriend. The tracks are directly related to the abuse that Lucinda and her brother suffered during his childhood, which seems to be in the suspect has caused a serious psychological disorder.

A serial killer is loose on the streets of Atlantic City. His ten victims are prostitutes, his methods are ruthless and yet his motives are unknown. Two embattled homicide detectives, Mayfield and Jesse, are in a race against time to catch this killer. They have just a few hours to utilize all of their resources and prevent murder number eleven. But with very few leads, very little support, and luck playing against them they are in for a long night because being wrong is unforgiving and number eleven is already gone.

Two police detectives try to track down a vicious serial killer bent on reclaiming his mother's family heirloom wedding ring as it passes from bride to bride with the killer always one step behind, and the detectives one step behind the killer.

A mysterious love triangle leads to a tragic shooting. Months later, eight members of a MySpace-esque chat room are being gruesomely murdered in the privacy of their own homes.

A struggling freelance writer, while investigating the transvestite night life, stumbles across a serial killer in action. The two then strike up a bizarre partnership to document the killer's motives and handiwork as a possessed detective struggling with his own personal demons tries to solve the crimes.

A handsome, brilliant stock trader, bored with his existence, becomes a serial killer.

A Boston detective investigates the mummified remains of six women, based on a novel by Lisa Gardner.

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.

Dexter Morgan, a blood spatter pattern analyst for the Miami Metro Police also leads a secret life as a serial killer, hunting down criminals who have slipped through the cracks of justice.

Real crimes, disease outbreaks and accidents around the world are solved by experts using scientific laboratory analysis which helps them find previously undetectable evidence. Brilliant scientific work helps convict the guilty and free the innocent.

A retired FBI serial-profiler joins the mysterious Millennium Group, a team of underground ex-law enforcement experts dedicated to fighting against the ever-growing forces of evil and darkness in the world.

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.

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.

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.

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.

21st Century Serial Killers forensically researches the lives of the killers who can't stop killing, revealing how the grim opportunities, provided by the 21st century, played a part in a number of murders.

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.

When a killer wants you dead, there's one place to search: home sweet home. With the twist of a lock, your home should be your sanctuary. For some, it becomes a hunting ground - and no lock, security system or call to 911 will save them.

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.

NBC News correspondents Keith Morrison, Josh Mankiewicz, Stephanie Gosk and Andrea Canning examine the final day of a victim’s life – the split-second decisions and pivotal moments that made the difference between life and death. Detectives retrace those crucial hours looking for clues to solve the mystery.

“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.

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.