
World's Most Evil Killers Episode Rating Graph
Mar 2018 - present

Mar 2018 - present
7.0
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.
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S8 Ep7
8.3
4th Jan 2024
Billy Mansfield Jr murdered at least five victims, but investigators suspect the extent of his serial killing is still to be revealed.
S7 Ep6
8.0
27th Dec 2022
A Texas serial killer, Anthony Allen Shore was matched to four murders after his arrest for a different crime.
S5 Ep8
8.0
9th Mar 2021
The Molalla Forest Killer: The story of the brutal killer who targeted women on the street and dumped their bodies in the forest.
S4 Ep5
8.0
23rd Jun 2020
A profile of the Rhode Island family man and Sunday school teacher, who also turned out to be a cold-blooded triple murderer.
S4 Ep4
8.0
16th Jun 2020
A profile of the murderer known to some as the Riverside Prostitute Killer, who sits on death row after being convicted for the slaying of 12 women.
S4 Ep1
8.0
26th May 2020
A chilling profile of the serial killer Todd Christopher Kohlhepp, who claimed the lives of at least seven innocent people between 2003 and 2016.
S3 Ep1
8.0
28th Apr 2019
A look at the life - and horrifying crimes - of Ted Bundy, a notorious serial killer who murdered at least 30 young women and girls between 1974 and 1978.
S4 Ep8
7.9
14th Jul 2020
Known as The Railroad Killer to some, the serial killer is thought to have taken the lives of more than 23 victims before his execution in 2006.
S4 Ep2
7.9
2nd Jun 2020
A 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.
S2 Ep5
7.9
20th May 2018
Also known as the Yosemite Park Killer, Cary Stayner murdered four women in 1999 before his capture. Were his actions the result of a tragic childhood?
S5 Ep6
7.9
23rd Feb 2021
Sunset Strip Killers: The story of two killers who targeted young girls and sex workers for their own twisted pleasure. Descriptions of sexual violence and child abuse.
S3 Ep6
7.8
4th Feb 2020
A look at the cold-hearted criminal who was convicted of murdering her daughter and attempting to kill her two other children in 1983
S4 Ep6
7.8
30th Jun 2020
An investigation into the murderous mother-and-son duo, who killed their elderly landlady in a greed-fuelled ploy.
S4 Ep7
7.7
7th Jul 2020
A 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.
S3 Ep10
7.7
3rd Mar 2020
A look at the life of the Polish serial killer, nicknamed the Vampire of Krakow for his wildly varying choice of victims, from young children to the elderly.
S8 Ep4
7.7
14th Dec 2023
Over a 25-year career of murder, Richard Biegenwald killed at least six people as he sought out ever more violent and inventive ways of dealing death.
S7 Ep1
7.7
22nd Nov 2022
The notorious story of a man convicted of the murder of two young girls, as well as another killing at a military base.
S2 Ep3
7.6
13th May 2018
The story of the "Death House Landlady", who took in elderly and disabled tenants, only to murder them for their social security paychecks
S2 Ep2
7.6
7th May 2018
Exhibiting cruelty, callousness, and viciousness beyond any human understanding, Richard Ramirez terrorized Los Angeles with his spate of home invasions.
S6 Ep10
7.6
21st Dec 2021
The chilling story of the serial killer who worked as a nurse in Texas, where she killed many children and infants by injecting them with drugs.
S1 Ep1
7.6
11th Mar 2018
An account of the German serial killer Fritz Honka, whose insecurities over his height and peculiar sexual habits led to him killing four prostitutes
S8 Ep9
7.5
18th Jan 2024
Working as a truck driver, serial killer Wayne Adam Ford strangled and dismembered his victims before dumping their bodies in creeks and rivers
S7 Ep8
7.5
10th Jan 2023
A killer who found some of his victims through ads, the case of Paul Runge become prominent in the debate over the death penalty in Illinois.
S7 Ep7
7.5
3rd Jan 2023
A man who terrorized Phoenix in an extensive year-long crime spree, committing nine murders with no apparent motive.
S5 Ep10
7.5
23rd Mar 2021
A profile of the serial killer who took the lives of four innocent women before being handed the death sentence.
S5 Ep7
7.5
2nd Mar 2021
Trash Bag Killer: The story of one of the most prolific serial killers in America, with a victim list of at least 25 - the youngest aged just five.
S7 Ep9
6.5
17th Jan 2023
For nearly a decade, the Bayou Strangler deceived, bound, assaulted and murdered men, as he drifted across South Louisiana.
S9 Ep5
6.5
4th Feb 2025
From 1979 to 1981, at least 28 children and youths were murdered after vanishing from predominantly Black neighborhoods of Atlanta, sparking terror in the community.
S9 Ep8
6.5
25th Feb 2025
Westley Allan Dodd exterior concealed a man with sadistic urges. By the age of 28, he was responsible taking the lives of three young boys.
S9 Ep10
6.5
11th Mar 2025
To some, nurse Charles Cullen was a friendly face, always willing to lend a hand. None suspected what he really was: a relentless and ruthless killer.
S6 Ep7
6.6
30th Nov 2021
A profile of Derrick Todd Lee, who murdered seven women in the Baton Rouge area of Louisiana, and was sentenced to death for his chilling crimes.
S9 Ep3
6.6
21st Jan 2025
An in-depth look at the life and crimes of Michael Bruce Ross who was executed in 2005 after murdering eight women across Connecticut and New York.
S1 Ep7
6.6
21st Apr 2018
A profile of Ed Gein, the killer and body-snatcher who came to be known as the `Butcher of Plainfield', and whose story is thought to have inspired Alfred Hitchcock's Psycho.
S6 Ep3
6.7
2nd Nov 2021
The story of the serial killer Sean Vincent Gillis, who brutally snatched away the lives of eight innocent women during a decade-long killing spree in Louisiana.
S6 Ep5
6.7
16th Nov 2021
The story of Judy Buenoano, the first woman in Florida to die in the electric chair. She was a killer so evil that her own son became one of her victims.
S8 Ep3
6.7
7th Dec 2023
In 1999 and 2000, women began disappearing from Detroit's thriving areas of prostitution. No one suspected that John Eric Armstrong, a seemingly normal father was actually a killer.
S2 Ep10
6.7
1st Jul 2018
An examination of the Polish serial killer, who came to be known as "The Scorpion" after murdering nine women and attacking eleven others.
S7 Ep5
6.8
20th Dec 2022
Responsible for five murders, Joshua Wade avoided justice for years and later confessed to killings that started from when he was just 14.
S8 Ep1
6.8
23rd Nov 2023
Mother Paige Birgfeld went missing in 2007 and her remains were found five years later. A decade on, police closed the net on a local mechanic.
S1 Ep6
6.8
14th Apr 2018
An insight into the crimes of Jeffrey Dahmer, the American serial killer dubbed the `Milwaukee Cannibal' after he raped, murdered and dismembered 17 people between 1978 and 1991
S4 Ep3
6.8
9th Jun 2020
A profile of The Truck Stop Killer, who targeted hitchhikers and truck stop sex workers in a horrific string of crimes spanning 15 years.
S5 Ep3
6.8
2nd Feb 2021
The Shoe Fetish Killer: The crimes of Jerry Brudos, whose disturbing shoe fetish played a part in the gruesome murders he carried out on four young women.
S5 Ep4
6.8
9th Feb 2021
The Happy Face Killer: A profile of the serial killer, whose chilling confession letters to the media and prosecutors were signed off with smiley faces.
S6 Ep1
6.8
19th Oct 2021
John Allen and Lee Malvo: The story of the Beltway sniper attacks. John Allen and his teenage accomplice carried out the brutal series of shootings that killed 10.
S6 Ep2
6.8
26th Oct 2021
The story of one of the most prolific serial killers in Canadian history, dubbed `The Pig Farmer Killer' by the media.
S9 Ep4
6.8
28th Jan 2025
A profile of serial killer Donald Henry Gaskins who stabbed, shot, drowned and poisoned more than a dozen people in South Carolina in the 1970s.
S1 Ep8
6.9
28th Apr 2018
An insight into the crimes of Thierry Paulin, who attacked, robbed and murdered at least 18 elderly women in France during the 1980s, to fund his extravagant lifestyle.
S2 Ep9
6.9
24th Jun 2018
The story of the Austrian serial killer Jack Unterweger, who was heralded as an example of successful rehabilitation, only for him to kill again.
S2 Ep8
7.0
28th May 2018
The case of 'The Pink Giant', Wolfgang Schmidt, a transgender German serial killer who brutally murdered five women and an infant.
S5 Ep9
7.0
16th Mar 2021
A profile of the triple-murderer who killed his ex-girlfriend, her nine-year-old daughter and another man in a brutal attack.
S6 Ep6
7.0
23rd Nov 2021
Serial killer Gary Ray Bowles, who took the lives of six men in 1994, and became known as the I-95 Killer, as most of his victims lived close to the Interstate 95 highway.
S6 Ep8
7.0
7th Dec 2021
The story of Velma Barfield, the first woman to be executed by lethal injection after taking six lives.
S1 Ep1
7.6
11th Mar 2018
An account of the German serial killer Fritz Honka, whose insecurities over his height and peculiar sexual habits led to him killing four prostitutes
S1 Ep2
7.1
18th Mar 2018
A profile of the ghastly German serial killer who hunted and ate parts of his victims, earning him the title of the 'Ruhr Cannibal'.
S1 Ep3
7.4
25th Mar 2018
A profile of Volker Eckert, the German truck driver who used his constant travelling to spread his killing spree across Europe.
S1 Ep4
7.4
1st Apr 2018
Profiling the Belgian serial killer, convicted for kidnapping, torturing and sexually abusing six victims until his arrest in 1996.
S1 Ep5
7.3
8th Apr 2018
Documentary profiling Chicago killer John Wayne Gacy, who was well-liked by his local community, until it emerged he had ended the lives of 33 men in the 1970s.
S1 Ep6
6.8
14th Apr 2018
An insight into the crimes of Jeffrey Dahmer, the American serial killer dubbed the `Milwaukee Cannibal' after he raped, murdered and dismembered 17 people between 1978 and 1991
S1 Ep7
6.6
21st Apr 2018
A profile of Ed Gein, the killer and body-snatcher who came to be known as the `Butcher of Plainfield', and whose story is thought to have inspired Alfred Hitchcock's Psycho.
S1 Ep8
6.9
28th Apr 2018
An insight into the crimes of Thierry Paulin, who attacked, robbed and murdered at least 18 elderly women in France during the 1980s, to fund his extravagant lifestyle.