World's Most Evil Killers - All Seasons

World's Most Evil Killers - Season 1

Season 1

World’s Most Evil Killers delves into the gripping real-life stories of the world’s most terrifying and prolific killers. From Fred and Rose West to Ed Gein – The Clown Killer – and even to The Milwaukee Cannibal. Each episode focuses on one notorious killer and features authentic first-hand accounts of their behavior, from detectives who ran the case, journalists who reported on the stories, relatives, and at times survivors, alongside series experts who provide analysis. These criminologists, crime journalists and psychologists examine how the infamous killers made headlines both nationally and internationally and why they still continue to evoke fear and fascination in the public eye.
Network
Episodes8
DatesMay 27, 2017 - Jul 13, 2017
World's Most Evil Killers - Season 2

Season 2

World’s Most Evil Killers delves into the gripping real-life stories of the world’s most terrifying and prolific killers. From Fred and Rose West to Ed Gein – The Clown Killer – and even to The Milwaukee Cannibal. Each episode focuses on one notorious killer and features authentic first-hand accounts of their behavior, from detectives who ran the case, journalists who reported on the stories, relatives, and at times survivors, alongside series experts who provide analysis. These criminologists, crime journalists and psychologists examine how the infamous killers made headlines both nationally and internationally and why they still continue to evoke fear and fascination in the public eye.
Network
Episodes10
DatesApr 29, 2018 - Jul 1, 2018
World's Most Evil Killers - Season 3

Season 3

An in-depth look at the lives and crimes of some of the World's most evil killers.
Network
Episodes10
DatesApr 28, 2019 - Mar 3, 2020
World's Most Evil Killers - Season 4

Season 4

An in-depth look at the lives and crimes of some of the World's most evil killers.
Network
DatesMay 26, 2020 - Jul 28, 2020
World's Most Evil Killers - Season 5

Season 5

An in-depth look at the lives and crimes of some of the World's most evil killers.
Network
DatesJan 19, 2021 - Mar 23, 2021
World's Most Evil Killers - Season 6

Season 6

An in-depth look at the lives and crimes of some of the World's most evil killers.
Network
DatesOct 19, 2021 - Dec 21, 2021
World's Most Evil Killers - Season 7

Season 7

An in-depth look at the lives and crimes of some of the World's most evil killers.
Network
Episodes9
DatesNov 22, 2022 - Jan 24, 2023
World's Most Evil Killers - Season 8

Season 8

An in-depth look at the lives and crimes of some of the World's most evil killers.
Network
Episodes10
DatesNov 23, 2023 - Jan 25, 2024
World's Most Evil Killers - Season 9

Season 9

Returning for series 9, World's Most Evil Killers will examine some of the most dangerous and prolific murderers in the world, uncovering what drove them to commit such heinous crimes.

Network
Episodes10
DatesJan 7, 2025 - Mar 11, 2025
World's Most Evil Killers - Season 10

Season 10

Network
DatesNov 25, 2025 - Apr 7, 2026

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