A martial arts instructor working at a police academy gets imprisoned after killing a man by accident. But when a vicious killer starts targeting martial arts masters, the instructor offers to help the police in return for his freedom.

In 1999, teen Rocío Wanninkhof is murdered. Her mother's ex-partner, Dolores Vázquez, is suspected. Did she do it? A second victim reveals the truth.

After 6 years of brutal murders, the West Yorkshire Police fear that they may have already interviewed The Ripper and let him back into the world to continue his reign of terror upon the citizens of Yorkshire. Assistant Chief Constable of the Manchester Police, Peter Hunter, is called in to oversee the West Yorkshire Police's Ripper investigation and see what they could have missed.

Detective Chief Superintendent Maurice Jobson is forced to remember the very similar disappearance of Clare Kemplay, who was found dead in 1974, and the subsequent imprisonment of local boy Michael Myshkin. Washed-up local solicitor John Piggott becomes convinced of Myshkin's innocence and begins to fight on his behalf, unwittingly providing a catalyst for Jobson to start to right some wrongs.

Yorkshire, 1974. Fear, mistrust and institutionalised police corruption are running riot. Rookie journalist Eddie Dunford is determined to search for the truth in an increasingly complex maze of lies and deceit surrounding the police investigation into a series of child abductions. When young Clare Kemplay goes missing, Eddie and his colleague, Barry, persuade their editor to let them investigate links with two similar abductions that draw them into a deadly world of secrecy, intimidation, shocking revelations and police brutality.

A German intelligence officer investigates a prostitute's killing in Warsaw during World War II. He lands on three major Nazi generals as suspects, two of whom are also involved in a plot to kill Adolf Hitler.

A young woman thinks one of her neighbors in her apartment building is a serial killer and begins to suspect both her current boyfriend and former girlfriend of being the killer.

A jigsaw puzzle is the key in a detective's investigation of a gruesome murder.

London, 1888: on the night of the third Jack the Ripper killing, soft-spoken Mr. Slade, a research pathologist, takes lodgings with the Harleys, including a gloomy attic room for "experiments." Mrs. Harley finds Slade odd and increasingly suspects the worst; her niece Lily (star of a decidedly Parisian stage revue) finds him interesting and increasingly attractive. Is Lily in danger, or are her mother's suspicions merely a red herring?

A dedicated L.A. police detective and a female psychic must stop a demonic serial killer who was given the powers of resurrection, teleportation and possession.

This documentary examines a selection of real life serial killers and compares them to the fictional Hannibal Lecter.

A serial killer targeting the city's mobsters taunts police with clues and photos left behind at the crime scenes. A veteran cop takes on a rookie partner hoping to crack one last case before retiring. As the web of deception and lies unravels, the truth slowly begins to reveal itself.