Without Warning!

A private detective, soon to enlist in the army, is drawn into one final case when his police officer father is killed in the line of duty. Soon his prime suspect is murdered as well, and he finds himself framed for the crime. As more witnesses get murdered, he finds himself on the run from both the police and former Prohibition violators who seem to have found a new racket.

FBI agent Joel Campbell, burnt-out and shell-shocked after years spent chasing serial killers, flees L.A. to begin a new life for himself in Chicago. But five months later, Joel's best laid plans are abruptly cut short when his new hometown becomes the setting for some particularly gruesome murders--murders that could only have been committed by one man: David Allen Griffin. One of Joel's most elusive and cunning nemeses, Griffin has followed his former pursuer to Chicago in order to play a sadistic game of cat and mouse. Taunting Joel with photographs of his intended victims and leaving his crime scenes meticulously free of clues in order to keep the police at bay, Griffin derives as much pleasure out of watching Joel react to every movement as watching his victims die. But when Griffin moves into Joel's inner circle, Joel must quickly find some way to stop him before someone close to him becomes the next one to die.

Van Heflin stars as the head of a city crime lab who tries to solve the murder of the town mayor by scientifically analyzing evidence.

A fingerprint expert figures out who killed the mayor.

1949 thriller about the hunt for a serial killer known as "the Judge" who kills his victims on rainy nights.

A deeply disturbed photographer and Vietnam veteran, named Kirk Smith, terrorizes Los Angeles by going around strangling lingerie-clad young women in their homes while taunting Lindsay Gale, a young psychologist, by calling her on a radio call-in show to describe his sexual hang-ups and misogynistic ways, while a local police detective, Lt. McCable, is always two steps behind in trying to catch the psycho.

The Treasury Department plants a female agent in the office of a luggage company that is suspected of smuggling diamonds.

An actress and an artist are linked by his brother to deadly smugglers sought by Scotland Yard.

Science fiction serial.

The famous TV journalist Marcy Singer receives an anonymous phone call that orders her to the Blue Moon bar. When she arrives, she finds 6 corpses. Urged by her new boss, she investigates the case, and soon learns about evidence against her own husband Reed.

A paranoid writer is unable to get started on his second novel. He hires a secretary and then his troubles really begin.

The chilling true story of the "two of a kind" killing cousins, Angelo Buono and Kenneth Bianchi, better known as the Hillside Stranglers.

Just as her life is coming together, Allison experiences a terrible tragedy when her boyfriend is murdered by an intruder from whom the woman herself barely escapes. The police capture a man they believe to be the killer, but Allison, still unsettled, has her doubts. Things take a frightening turn when she meets her friend's new boyfriend and suspects him to be the killer.

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

A couple discovers that their friend has gone missing. Their investigation leads them to believe that anti-semites are behind the disappearance.

An American anthology police detective series utilizing multiple timelines in which investigations seem to unearth personal and professional secrets of those involved, both within or outside the law.

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.

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.

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.

Keeping these streets clean is a Herculean task, enough to demoralize even the keenest rookie – but there’s a reason why this hotchpotch of committed cops are on this force, on this side of town. Drug labs, arsonists, neo-Nazis and notorious murderers are all in a day’s work for this close-knit team, led by the dizzyingly capable but unquestionably unhinged DI Vivienne Deering. But when a particularly twisted serial killer emerges it leaves even the most hardened of these seasoned coppers reeling.

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.

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.

Presented by journalist and true crime author Geoffrey Wansell, Murder by the Sea examines strange murders recorded at famous seaside resorts in the United Kingdom.

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.

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.

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.

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.

Facing an existential threat that could bring down the Crime Lab, a brilliant team of forensic investigators must welcome back old friends and deploy new techniques to preserve and serve justice in Sin City.

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.

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.