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A whole channel dedicated to the lives and crimes of some of the World's Most Evil Killers like Jeffrey Dahmer, Richard Ramirez, Dorothea Puente and more.
World's Most Evil Killers
S9, EP16 "David Marmolejo"Gloria Marmolejo's attempt to stop her son's illicit relationship ended in her murder by him.
World's Most Evil Killers
S8, EP9 "Billy Mansfield Jr."Billy Mansfield Jr. moved between Florida and Michigan, targeting vulnerable women and girls.
World's Most Evil Killers
S7, EP9 "Ian Stewart"Jailed for the dreadful murder of a children's author, Ian Stewart receives a second conviction for the death of his wife, six years earlier.
World's Most Evil Killers
S6, EP6 "Gary Ray Bowles"The I-95 killer, who brutally killed six men in 1994, is executed three years later.
Britain's Most Evil Killers
S5, EP10 "Billy Dunlop"A profile of the killer who, after killing 22-year-old Julie Hogg, became the first person to be convicted under revised UK double-jeopardy laws.
World's Most Evil Killers
S5, EP17 "Dayton Rogers"Dayton Leroy Rogers, known as The Molalla Forest Killer, is a serial killer who mutilated and killed at least eight women.
World's Most Evil Killers
S9, EP1 "Adam Whelehan"Young Natalie Jarvis was killed by Adam Whelehan, whose cruel and cowardly plot was exposed by investigators.
Britain's Most Evil Killers
S5, EP3 "Kenneth Regan & William Horncy"The shocking story of the two men who murder a millionaire and three generations of his family in a vicious, greed-fueled attack.
World's Most Evil Killers
S5, EP16 "Keith Jesperson"Keith Jesperson, known as the Smiley Face Killer, killed eight women across several states in the 1990s.
Britain's Most Evil Killers
S5, EP4 "Russell Bishop"A look at the man convicted of sexually assaulting and murdering two nine-year-old girls in 1986.
World's Most Evil Killers
S6, EP6 "Gary Ray Bowles"The I-95 killer, who brutally killed six men in 1994, is executed three years later.
Britain's Most Evil Killers
S5, EP10 "Billy Dunlop"A profile of the killer who, after killing 22-year-old Julie Hogg, became the first person to be convicted under revised UK double-jeopardy laws.
World's Most Evil Killers
S8, EP16 "Joe O'Reilly"Less than 20 minutes after dropping her children off at school, Rachel O'Reilly is murdered.
World's Most Evil Killers
S9, EP14 "Donald "Pee Wee" Gaskins""Pee Wee" Gaskins escalated from a petty criminal to a murderer after a teen went missing.
World's Most Evil Killers
S9, EP16 "David Marmolejo"Gloria Marmolejo's attempt to stop her son's illicit relationship ended in her murder by him.
Britain's Most Evil Killers
S5, EP6 "Jason Marshall"A look at the twisted killer who tortured and murdered a man in his home while filming it.