The Best Episodes of World's Most Evil Killers Season 9

Examining the crimes of Glen McCurley, who in 1974 abducted 17-year-old Carla Walker from a bowling alley car park and killed her before leaving her body in a ditch

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An in-depth look at the life and crimes of William Devin Howell who was found guilty of the murders of seven different women

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An in-depth look at the life and crimes of Michael Bruce Ross who was executed in 2005 after murdering eight women across Connecticut and New York.

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A profile of serial killer Donald Henry Gaskins who stabbed, shot, drowned and poisoned more than a dozen people in South Carolina in the 1970s.

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From 1979 to 1981, at least 28 children and youths were murdered after vanishing from predominantly Black neighborhoods of Atlanta, sparking terror in the community.

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An in-depth look at the case of David Marmolejo, who was convicted of the brutal murder of his own mother in 2009

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In the 1990s, Bridgeport was a violent place. So when several woman were found murdered, the deaths were never linked. A decade later, a cold case team made a startling connection.

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Westley Allan Dodd exterior concealed a man with sadistic urges. By the age of 28, he was responsible taking the lives of three young boys.

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In 1993, police officers pulled over a young man for erratic driving. Within the car, they found the body of a murdered woman.

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To some, nurse Charles Cullen was a friendly face, always willing to lend a hand. None suspected what he really was: a relentless and ruthless killer.

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