World's Most Evil Killers

The story of the serial killer Sean Vincent Gillis, who brutally snatched away the lives of eight innocent women during a decade-long killing spree in Louisiana

For Richard Kuklinski, crime was his way of life. As a professional murderer, his unusual methods led to a disturbing nickname, The Iceman

For Richard Kuklinski, crime was his way of life. As a professional murderer, his unusual methods led to a disturbing nickname, The Iceman

The story of Judy Buenoano, the first woman in Florida to die in the electric chair. She was a killer so evil that her own son became one of her victims

The story of Judy Buenoano, the first woman in Florida to die in the electric chair. She was a killer so evil that her own son became one of her victims

In May 1992, Leslie Allen Williams was arrested for assault. Once in custody, she confessed to the murders of four teenage girls

The crimes of Jerry Brudos, whose disturbing shoe fetish played a part in the gruesome murders he carried out on four young women in Oregon between 1968 and 1969

In May 1992, Leslie Allen Williams was arrested for assault. Once in custody, she confessed to the murders of four teenage girls

The crimes of Jerry Brudos, whose disturbing shoe fetish played a part in the gruesome murders he carried out on four young women in Oregon between 1968 and 1969

The story of rapist and murderer Rodney Alcala, who popped up on TV's Dating Game in the middle of a killing spree that it is believed could have claimed as many as 130 victims

The story of rapist and murderer Rodney Alcala, who popped up on TV's Dating Game in the middle of a killing spree that it is believed could have claimed as many as 130 victims

An investigation into the murderous mother and son Sante and Kenneth Kimes, who killed their elderly landlady in a greed-fuelled ploy

An investigation into the murderous mother and son Sante and Kenneth Kimes, who killed their elderly landlady in a greed-fuelled ploy

The story of Dorothea Puente - aka the 'Death House Landlady' - who took in elderly and disabled tenants, only to murder them for their pensions and benefit money

The story of Dorothea Puente - aka the 'Death House Landlady' - who took in elderly and disabled tenants, only to murder them for their pensions and benefit money

A profile of Derrick Todd Lee, who murdered seven women in the Baton Rouge area of Louisiana, and was sentenced to death for his chilling crimes

A profile of Derrick Todd Lee, who murdered seven women in the Baton Rouge area of Louisiana, and was sentenced to death for his chilling crimes

The story of cold-blooded serial killer Chester Turner, who took the lives of 11 people during a terrifying decade-long murder campaign

The story of cold-blooded serial killer Chester Turner, who took the lives of 11 people during a terrifying decade-long murder campaign

A profile of the serial killer Keith Jesperson, whose chilling confession letters to the media and prosecutors were signed off with smiley faces

A profile of the serial killer Keith Jesperson, whose chilling confession letters to the media and prosecutors were signed off with smiley faces

The case of Charles Ng and Leonard Lake, who raped, tortured and murdered a number of victims at their cabin in California during the mid-1980s

The case of Charles Ng and Leonard Lake, who raped, tortured and murdered a number of victims at their cabin in California during the mid-1980s

US serial killer Richard Ramirez, who in 1985 terrorised Los Angeles with a spate of home invasions in which he killed 14 people and raped and tortured at least two dozen more

US serial killer Richard Ramirez, who in 1985 terrorised Los Angeles with a spate of home invasions in which he killed 14 people and raped and tortured at least two dozen more

The story of a cunning pair of murderers who targeted young girls and sex workers on LA's Sunset Strip in the late 1970s, brutally killing for their own twisted pleasure

The story of a cunning pair of murderers who targeted young girls and sex workers on LA's Sunset Strip in the late 1970s, brutally killing for their own twisted pleasure

The disturbing case of 53-year-old German Horst Kroener, who was jailed in 2016 for murdering his Filipina wife in her sleep

The disturbing case of 53-year-old German Horst Kroener, who was jailed in 2016 for murdering his Filipina wife in her sleep

The crimes of Lonnie Franklin, an American serial killer who was responsible for at least 10 murders and one attempted murder in Los Angeles

The crimes of Lonnie Franklin, an American serial killer who was responsible for at least 10 murders and one attempted murder in Los Angeles

The story of Austrian serial killer Jack Unterweger, who was heralded as an example of successful rehabilitation, only for him to kill again

The story of Austrian serial killer Jack Unterweger, who was heralded as an example of successful rehabilitation, only for him to kill again

In 1999 and 2000, John Eric Armstrong prowled Detroit looking for sex workers. A seemingly normal father, no one suspected he was a killer

The story of Patrick Wayne Kearney, one of the most prolific serial killers in America, with a victim list of at least 25 - the youngest aged just five

The story of Patrick Wayne Kearney, one of the most prolific serial killers in America, with a victim list of at least 25 - the youngest aged just five

A look at the life of Polish serial killer Karol Kot, nicknamed the Vampire of Krakow for his wildly varying choice of victims, from young children to the elderly

A look at the life of Polish serial killer Karol Kot, nicknamed the Vampire of Krakow for his wildly varying choice of victims, from young children to the elderly

The crimes of Jerry Brudos, whose disturbing shoe fetish played a part in the gruesome murders he carried out on four young women in Oregon between 1968 and 1969

The crimes of Jerry Brudos, whose disturbing shoe fetish played a part in the gruesome murders he carried out on four young women in Oregon between 1968 and 1969