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A cold-blooded serial killer takes the lives of eleven people during a terrifying decade-long murder campaign.
A cold-blooded serial killer takes the lives of eleven people during a terrifying decade-long murder campaign.
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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, EP12 "William Devin Howell"Gardener William Howell used his van as a "murder mobile," killing women and dumping bodies.
World's Most Evil Killers
S8, EP18 "Charlotte and Linda Mulhall"In March 2005, the gardaí recover human body parts from the Royal Canal in Dublin.
World's Most Evil Killers
S8, EP19 "Catherine Nevin"Catherine Nevin reports a break-in and violent attack at her pub, which leaves her husband dead.
World's Most Evil Killers
S9, EP19 "Joel Rifkin"A traffic stop revealed a body, exposing Joel Rifkin's deadly spree against vulnerable women.
World's Most Evil Killers
S9, EP17 "Emanuel Webb"A decade-old link revealed a serial killer who kept the same M.O. after moving far away.
World's Most Evil Killers
S9, EP15 "Wayne Williams"Dozens of Atlanta youths were killed, with Wayne Williams accused amid lingering questions.
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.