S1 E1: Steve Wright
Steve Wright killed five women over a six-week period in the winter of 2006 without motive or explanation.
44 minutes
World's Most Evil Killers
Criminologists, psychologists, and detectives try to understand the twisted mindset of some of the world's most dangerous serial killers.
S1 E2: Peter Sutcliffe
Peter Sutcliffe, also known as The Yorkshire Ripper, was convicted of killing thirteen women and attempting to murder seven others.
43 minutes
S1 E3: Ian Huntley
Ian Huntley abducted two ten-year-old schoolgirls, Holly Wells and Jessica Chapman, murdered them and tried to burn the bodies.
43 minutes
S1 E4: Fred and Rose West
Fred and Rose West raped, tortured and killed young women in their house of horrors, including their own daughter.
43 minutes
S1 E5: Levi Bellfield
Levi Bellfield killed two young women by bludgeoning them to death with a hammer, and he also attempted to murder a third. While in prison, he was convicted of a third murder that was unsolved for years.
43 minutes
S1 E6: Joanne Dennehy
Joanne Dennehy violently stabbed three men to death in March 2013. She killed for her own entertainment and has been diagnosed as a psychotic sadomasochist.
43 minutes
S1 E7: Stephen Griffiths
Stephen Griffiths, the self-proclaimed Crossbow Cannibal, had always fantasized about murder. In 2009, he acted on his murderous instincts and killed three women.
44 minutes
S1 E8: Dennis Nilsen
Dennis Nilsen killed at least twelve men in the late 70s and early 80s in Muswell Hill, London.
44 minutes
S1 E9: Stuart Hazel
Stuart Hazell had sexually assaulted and murdered Tia, his partner's twelve-year-old daughter.
43 minutes
S1 E10: Peter Tobin
It is widely believed that Tobin is the 1960s Scottish serial killer known as Bible John.
42 minutes
S1 E11: Michael Ryan
In 1987, Michael Ryan went on a killing spree in the quiet market town of Hungerford in Berkshirem before turning the gun on himself.
43 minutes
S1 E12: Beverly Allitt
Beverley Allitt killed four children and attempted to murder nine more while working as a nurse at Grantham and Kesteven Hospital in Lincolnshire in 1991.
43 minutes
S1 E13: John Wayne Gacy
John Wayne Gacy murdered 33 boys and young men during a six-year period in the 1970s. He hid the bodies of his victims in the walls of his suburban home.
43 minutes
S1 E14: Jeffrey Dahmer
Jeffrey Dahmer is one of the most notorious killers in the world. For thirteen years he raped, murdered and ate his young male victims — seventeen of them in total.
43 minutes
S1 E15: Ed Gein
Ed Gein murdered two women in the 1950s and was also a body snatcher. He would fashion items out of bones and skin.
42 minutes
S1 E16: Joachim Kroll
Joachim Kroll murdered at least thirteen people during a span of over twenty years.
43 minutes
S1 E17: Volker Eckert
Volker Eckert, a German truck driver, strangled and killed as many as nineteen women across Europe in a murderous career that lasted over thirty years.
41 minutes
S1 E18: Marc Dutroux
Marc Dutroux kidnapped, tortured and sexually abused six girls between 1995 and 1996, and he murdered four of them.
43 minutes
S1 E19: Fritz Honka
Fritz Honka killed four prostitutes in Hamburg during the early 70s.
42 minutes
S1 E20: Thierry Paulin
Thierry Paulin murdered 21 elderly women during the 1980s. He lived a lavish lifestyle, funded by the money stolen from his victims.
41 minutes