In 1975, Elmer Wayne Henley was sentenced to life in prison for his role in the Houston mass murders. Here’s everything to ...

Former gas station worker Elmer Wayne Henley Jr. revealed how he became an accomplice to "Candy Man" serial killer Dean Corll ...

Forensic psychologist Dr. Katherine Ramsland talks about Elmer Wayne Henley Jr., an accomplice to Texas murderer Dean Corll, ...

Dean Corll killed at least 27 boys in the early 1970s, but he had help. ID's The Serial Killer's Apprentice digs into how—and ...

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

Even if you don’t have traditional cable, you can watch “The Serial Killer’s Apprentice” live and on demand for free using ...

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 ...

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

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

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

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 ...