S4.E1 ∙ Todd KohlheppMon, May 25, 2020A chilling profile of the vicious serial killer who claimed the lives of at least seven innocent people between 2003 and 2016.7.0/10 (16)Rate
S4.E2 ∙ David BerkowitzMon, Jun 1, 2020A profile of the serial killer who found himself at the center of New York's biggest manhunt after a vicious shooting spree that left six dead.7.0/10 (19)Rate
S4.E3 ∙ Robert Ben RhoadesMon, Jun 8, 2020A profile of The Truck Stop Killer, who targeted hitchhikers and truck stop sex workers in a horrific string of crimes spanning 15 years6.6/10 (18)Rate
S4.E4 ∙ Bill SuffMon, Jun 15, 2020A profile of the murderer known to some as the Riverside County Killer, who sits on death row after being convicted for the slaying of 12 women.6.7/10 (19)Rate
S4.E5 ∙ Christopher HightowerMon, Jun 22, 2020A profile of the Rhode Island family man and Sunday school teacher, who also turned out to be a cold-blooded triple murderer.6.7/10 (20)Rate
S4.E6 ∙ Sante & Kenneth KimesMon, Jun 29, 2020An investigation into the murderous mother-and-son duo who killed three people in the late-90s, including an elderly landlady in a greed-fueled ploy.7.1/10 (18)Rate
Top-ratedS4.E7 ∙ Richard Chase - The Vampire of SacramentoMon, Jul 6, 2020A profile of the serial killer who took the lives of six victims in one month, known to some as The Vampire Killer due to his penchant for cannibalism.7.3/10 (17)Rate
S4.E8 ∙ Angel Maturino ResendizMon, Jul 13, 2020Known as The Railroad Killer, Angel Resendiz killed at least 9 people, and is thought that he have taken more lives. He was executed in 2006.6.5/10 (15)Rate
S4.E9 ∙ The Hillside Stranglers - Kenneth Bianchi and Angelo BuonoMon, Jul 20, 2020A look at the lives and crimes of a duo of cousins who, together, took the lives of 10 girls and women aged between 12 and 28.7.1/10 (15)Rate
S4.E10 ∙ Daniel Lee SiebertMon, Jul 27, 2020A look at the life of the American serial killer, who was convicted of five murders but confessed to many more.6.8/10 (14)Rate