The new documentary "The Serial Killer's Apprentice" follows Dr. Ramsland who dives into the mind and memory of Elmer Henley ...

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Bryan Kohberger's criminology professor has said she is 'horrified' that one of her former students went on a stabbing rampage that shocked the nation.

A new Investigation Discovery documentary, The Serial Killer’s Apprentice, centers on recorded conversations between Elmer ...

A new two-hour documentary, The Serial Killer’s Apprentice, is coming to Investigation Discovery. It focuses on the crimes of ...

A man who helped lure victims for the notorious Candy Man killer back in the 1970s is speaking out on a new doc for the first ...

Renowned criminologist Dr. Katherine Ramsland had an in-depth interview with the accomplice to the infamous Candyman Killer. Elmer Wayne Henley Jr. helped to commit heinous crimes more than 50 ...

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.

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 ...