John Wayne Gacy murdered 33 boys and young men during a six year period in the 1970s, hiding their bodies in his suburban home. He was executed in 1994. S1 Ep13
Jeffrey Dahmer raped, murdered and ate young male victims across 13 years. He was sentenced to 957 years in prison after human skulls were found in his closet. S1 Ep14
Joachim Georg Kroll murdered at least 13 people, raping, disembowelling and eating his victims. When arrested, parts of a 4-year olds body was simmering in a pan on his stove. S1 Ep16
Stephen Griffiths, the self-proclaimed 'Crossbow Cannibal', had always fantasized about murder, and in 2009 acted on these instincts and killed three women. S1 Ep7
Stephen Griffiths, the self-proclaimed 'Crossbow Cannibal', had always fantasized about murder, and in 2009 acted on these instincts and killed three women. S1 Ep7
Joanne Dennehy stabbed three men to death in March 2013, killing for her own entertainment. She was later diagnosed as a psychotic sadomasochist. S1 Ep6
Joanne Dennehy stabbed three men to death in March 2013, killing for her own entertainment. She was later diagnosed as a psychotic sadomasochist. S1 Ep6
Levi Bellfield killed two women by bludgeoning them to death with a hammer, and also attempted to murder a third by running her down in his car. S1 Ep5
Levi Bellfield killed two women by bludgeoning them to death with a hammer, and also attempted to murder a third by running her down in his car. S1 Ep5
Fred & Rose West raped, tortured and killed young women, including their own daughter. Between them they murdered twelve girls in their house of horrors. S1 Ep4
Fred & Rose West raped, tortured and killed young women, including their own daughter. Between them they murdered twelve girls in their house of horrors. S1 Ep4
Ian Huntley abducted and murdered schoolgirls Holly Wells and Jessica Chapman, attempting to burn their bodies, then pretending to help the Police in their search. S1 Ep3
Ian Huntley abducted and murdered schoolgirls Holly Wells and Jessica Chapman, attempting to burn their bodies, then pretending to help the Police in their search. S1 Ep3
Peter Sutcliffe, aka The Yorkshire Ripper, was convicted of killing thirteen women and attempting seven more. He claimed the voice of God told him to kill prostitutes. S1 Ep2
Peter Sutcliffe, aka The Yorkshire Ripper, was convicted of killing thirteen women and attempting seven more. He claimed the voice of God told him to kill prostitutes. S1 Ep2