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 ...

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 ...

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

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

In Investigation Discovery’s ‘The Serial Killer’s Apprentice,’ the primary focus is on the gruesome crimes committed by Dean ...

One of the two teenage accomplices of a serial killer dubbed "The Candyman Killer" is speaking out from behind bars in a new ...

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

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

Investigation Discovery’s ‘The Serial Killer’s Apprentice’ is a true crime documentary that chronicles the horrific crimes of Dean Arnold Corll in Texas in the early 1970s. The investigation revealed ...

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

Here’s where The Serial Killer’s Apprentice Elmer Wayne Henley is now, and what happened to the Candy Man Killer, Dean Corll.