The Serial Killer's Apprentice,' airing Sunday, dives into the relationship between evil mastermind Dean Corll and one of the ...

New documentary from Investigation Discovery, “The Serial Killer’s Apprentice” premieres Aug. 17th. The documentary is inspired by the book The Serial Killer’s Apprentice which ...

Elmer Wayne Henley breaks decades of silence in a new documentary exploring Dean Corll’s horrific Houston Mass Murders and his own role.

A chilling tale of a marine trainer named Jessica Radcliffe, allegedly attacked by an orca during a live show, has swept ...

Renowned forensic psychologist Dr. Katherine Ramsland spoke to PEOPLE about the mindset of Elmer Wayne Henley Jr., an ...

The parallels between Jeffrey Epstein and John Wayne Gacy’s crimes are uncanny. Both got a pass for illicit behavior before ...