Billy Milligan was found not guilty by reason of insanity after his defense managed to convince a jury that he suffered from multiple personality disorder.
"Danny" was trained to kill as a marine in the Vietnam war, but as the veteran would tell psychologist Al Carlisle, that killing instinct never left him.
“I think in my own mind, it’s killed once. Can you go to hell anymore for killing twice?” serial killer Arthur Gary Bishop explained of how easy it was to take the lives of five young boys.
The streaming platform's upcoming show will see a group of teenagers implicated in a series of crimes as the Satanic Panic takes over their small town.
“I guess I must have gotten into a frenzy or something,” Dale Pierre Selby said of his reason torturing and killing his victims during a robbery. “At times I can get so that I have a rage.”