Watch S6, EP5: Sarah Williams & Katrina Walsh with Fubo for $0 Today
Sarah Williams and Katrina Walsh, the two friends carry out the jealousy-fuelled murder of Sadie Hartley.
Sarah Williams and Katrina Walsh, the two friends carry out the jealousy-fuelled murder of Sadie Hartley.
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World's Most Evil Killers
S6, EP8 "Geoffrey Evans & John Shaw"Geoffrey Evans and his accomplice John Shaw hit headlines in 1976 after the murders of two women in Ireland.
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S7, EP14 "Paul Michael Stephani"The story of a killer who was infamous for his whimpering confessions over the phone after each of his murders.
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S5, EP9 "Stephen Farrow"Stephen Farrow committed two murders in early 2012 motivated by an obsessive hatred of Christianity.
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S9, EP20 "Charles Cullen"Nurse Charles Cullen secretly killed patients for years while avoiding scrutiny.
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S9, EP19 "Joel Rifkin"A traffic stop revealed a body, exposing Joel Rifkin's deadly spree against vulnerable women.
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S9, EP18 "Westley Allan Dodd"Westley Allan Dodd's escalating predation ended after he murdered three young boys.
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S9, EP17 "Emanuel Webb"A decade-old link revealed a serial killer who kept the same M.O. after moving far away.
