Watch S8, EP16: Joe O'Reilly with Fubo for $0 Today
Less than 20 minutes after dropping her children off at school, Rachel O'Reilly is murdered.
Less than 20 minutes after dropping her children off at school, Rachel O'Reilly is murdered.
How to watch
More episodes
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
S5, EP16 "Keith Jesperson"Keith Jesperson, known as the Smiley Face Killer, brutally killed at least eight women across five American states in the early 1990s.
World's Most Evil Killers
S6, EP6 "Pawel Relowicz"Pawel Relowicz rapes and kills 21-year-old Hull student Libby Squire in a case that made headlines around the UK.
World's Most Evil Killers
S7, EP3 "Lewis Daynes"Exploring a case highlighting the many dangers of online grooming; on 17 February 2014, fourteen-year-old Breck Bednar was lured to a London flat before being killed by a fellow teenager.
World's Most Evil Killers
S9, EP20 "Charles Cullen"Nurse Charles Cullen secretly killed patients for years while avoiding scrutiny.
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, EP18 "Westley Allan Dodd"Westley Allan Dodd's escalating predation ended after he murdered three young boys.
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.
