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
Stuart Hazell feigned tears and begged for the safe return of Tia Sharpe, his partner's daughter. Eventually it was discovered that he had sexually assaulted and murdered her. S1 Ep9
Dennis Nilsen killed at least 12 men, dressing up the corpses and having sex with them before dismembering and flushing the bodies down the toilet. S1 Ep8
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
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
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
Thierry Paulin murdered 21 elderly women during the 1980s, living a lavish lifestyle with their stolen money, only apprehended when he mistakenly left one victim alive. S1 Ep20
Fritz Honka killed four prostitutes in Hamburg, storing their corpses in his flat. He was only caught when firefights discovered the bodies when his home burned down. S1 Ep19
Volker Eckert, a German truck driver, strangled and killed as many as 19 women across Europe. He told Police it was a relief when he was finally arrested. S1 Ep17
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
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
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
Beverley Allit killed four children and attempted nine more when working as a nurse. Detective Stuart Clifton helped to prove that the deaths weren't accidental. S1 Ep12
Michael Ryan went on a killing spree in a small town, firing randomly at anyone he saw. By the time he turned the gun on himself, he'd murdered 16 people. S1 Ep11
Peter Tobin was imprisoned in 1993 for raping two schoolgirls. After his release he murdered two women, and was convicted for another murder from 1991. S1 Ep10
Stuart Hazell feigned tears and begged for the safe return of Tia Sharpe, his partner's daughter. Eventually it was discovered that he had sexually assaulted and murdered her. S1 Ep9
Dennis Nilsen killed at least 12 men, dressing up the corpses and having sex with them before dismembering and flushing the bodies down the toilet. S1 Ep8
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
Thierry Paulin murdered 21 elderly women during the 1980s, living a lavish lifestyle with their stolen money, only apprehended when he mistakenly left one victim alive. S1 Ep20
Thierry Paulin murdered 21 elderly women during the 1980s, living a lavish lifestyle with their stolen money, only apprehended when he mistakenly left one victim alive. S1 Ep20
Fritz Honka killed four prostitutes in Hamburg, storing their corpses in his flat. He was only caught when firefights discovered the bodies when his home burned down. S1 Ep19
Fritz Honka killed four prostitutes in Hamburg, storing their corpses in his flat. He was only caught when firefights discovered the bodies when his home burned down. S1 Ep19
Volker Eckert, a German truck driver, strangled and killed as many as 19 women across Europe. He told Police it was a relief when he was finally arrested. S1 Ep17
Volker Eckert, a German truck driver, strangled and killed as many as 19 women across Europe. He told Police it was a relief when he was finally arrested. S1 Ep17
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
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
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
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
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
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
Beverley Allit killed four children and attempted nine more when working as a nurse. Detective Stuart Clifton helped to prove that the deaths weren't accidental. S1 Ep12
Beverley Allit killed four children and attempted nine more when working as a nurse. Detective Stuart Clifton helped to prove that the deaths weren't accidental. S1 Ep12
Michael Ryan went on a killing spree in a small town, firing randomly at anyone he saw. By the time he turned the gun on himself, he'd murdered 16 people. S1 Ep11
Michael Ryan went on a killing spree in a small town, firing randomly at anyone he saw. By the time he turned the gun on himself, he'd murdered 16 people. S1 Ep11
Peter Tobin was imprisoned in 1993 for raping two schoolgirls. After his release he murdered two women, and was convicted for another murder from 1991. S1 Ep10
Peter Tobin was imprisoned in 1993 for raping two schoolgirls. After his release he murdered two women, and was convicted for another murder from 1991. S1 Ep10
Stuart Hazell feigned tears and begged for the safe return of Tia Sharpe, his partner's daughter. Eventually it was discovered that he had sexually assaulted and murdered her. S1 Ep9
Stuart Hazell feigned tears and begged for the safe return of Tia Sharpe, his partner's daughter. Eventually it was discovered that he had sexually assaulted and murdered her. S1 Ep9
Dennis Nilsen killed at least 12 men, dressing up the corpses and having sex with them before dismembering and flushing the bodies down the toilet. S1 Ep8
Dennis Nilsen killed at least 12 men, dressing up the corpses and having sex with them before dismembering and flushing the bodies down the toilet. S1 Ep8