Episodes

A mysterious gang terrorises Japan's biggest food companies with kidnapping, poison threats and taunting letters—then vanishes.

Police uncover dozens of victims beneath John Wayne Gacy's home, exposing one of America's deadliest serial killers.

Robert Piest's disappearance leads police to John Wayne Gacy, where mounting evidence points to a horrifying secret beneath his home.

Two men found dead on a hilltop with cryptic notes and enigmatic masks. What were they searching for?

One of Australia's most infamous cold cases. The 1977 Easey Street murders, the decades-long investigation, and the breakthrough that changed everything.

A French student murdered over a drug debt — her body dissolved in acid by killers inspired by Breaking Bad. Toulouse, 2015.

DC attorney Robert Wone was murdered at a friend's home in 2006. Three housemates were acquitted. No one has ever been charged with his murder.

Kirsty Bentley, 15, walked her dog on New Year's Eve 1998 and never came home. Her killer has never been found.

Two men. One face. One went to prison for it, twice. The terrifying true story of Britain's most famous case of mistaken identity.