Most Evil - Season 1 - Eps 5: Psychotic Killers
What lies in the mind of the psycho killer? Ed Gein robbed graves to harvest the skin of his victims. Arthur Shawcross strangled prostitutes and ate their remains. Gary Heidink tortured six women in his basement for months. In each case, these killers claimed they were unaware of what's real and what's imagined. What triggered their violence? To understand their atrocities, we will examine the real science of psychosis and meet one of these killers face to face.
About Most Evil

Title: Most Evil
First Air Date: 2006-07-13
Last Air Date: 2015-02-26
Status: Ended
Rating: 7.9/10 (from 7 votes)
Language: EN
Seasons: 3
Total Episodes: 38
Network: Investigation Discovery
Genres: Documentary, Crime
Production Companies: Unknown
Synopsis
Most Evil is an American forensics television program on Investigation Discovery presented by forensic psychiatrist Michael Stone of Columbia University. On the show, Stone rates murderers on a scale of evil that Stone himself has developed. The show features profiles on various murderers, serial killers, mass murderers and psychopaths.