Lucy Letby:Unanswered Questions

When a madman dubbed 'Scorpio' terrorizes San Francisco, hard-nosed cop, Harry Callahan – famous for his take-no-prisoners approach to law...

London is terrorized by a vicious sex killer known as The Necktie Murderer. Following the brutal slaying of his ex-wife, down-on-his-luck Richard...

A wealthy New York investment banking executive hides his alternate psychopathic ego from his co-workers and friends as he escalates deeper into his...

Attempting to recover from a recent family trauma by escaping into the woods for a peaceful hiking trip, an ex-lawman and his young son stumble...

After Akira Ninomiya miraculously survives a brutal attack by an unknown assailant wearing a "monster mask," he becomes fixated on finding the...

The incredible story of Bruno Lüdke (1908-44), the alleged worst mass murderer in German criminal history; or actually, a story of forged files...

A new case for the energetic criminal investigation officer Beate Stein: The half-undressed corpse of a subway driver is found in a subway tunnel. It...

On February 15, 1992 in Milwaukee, Wisconsin, Jeffrey Dahmer, one of the world's most infamous serial killers, was convicted of 15 counts of murder...

Charlie Daines is a morphine-addicted detective on the trail of a psychopath who is setting up murders and broadcasting them live on the internet. As...

A serial killer tries to live peacefully with his son in a countryside village. But a girl who knows he's a killer moves in. He decides he must kill...

The story of British serial killer John Christie, who committed most or all of his crimes in the titular terraced house, and the miscarriage of...

After 31 years at-large, detectives in Wichita, Kansas hone in on the serial killer known as BTK.