These are serial killers who work as a team; monsters who feed off each other's warped psyches.
Sous-titres: English
Saison 1
S01:E01 - Sexual Sadists
An analysis contrasts the psyches of the Toy Box Killer and the BTK Strangler.
S01:E03 - Angels of Death
Serial killer and physician Dr. Harold Shipman murders more than 200 victims.
S01:E04 - Extreme Killers
Examining the most excessive serial killers who murder and cross over into horrible perversions.
S01:E05 - Team Killers
These are serial killers who work as a team; monsters who feed off each other's warped psyches.