7.2/1010 votes#1 - John Allen & Lee Malvo
Season 6 Episode 1 - Aired 10/19/2021
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.
Director: N/A
Writer: N/A
6.8/109 votes#2 - Robert Pickton
Season 6 Episode 2 - Aired 10/26/2021
The story of one of the most prolific serial killers in Canadian history, dubbed `The Pig Farmer Killer' by the media.
Director: N/A
Writer: N/A
6.9/108 votes#3 - Sean Vincent Gillis
Season 6 Episode 3 - Aired 11/2/2021
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.
Director: N/A
Writer: N/A
- 6.6/109 votes
#4 - Don Miller
Season 6 Episode 4 - Aired 11/9/2021
The story of a terrifying killer who snatched away the lives of four victims before being caught while trying to claim his fifth.
Director: N/A
Writer: N/A
- 6.8/1010 votes
#5 - Judy Buenoano
Season 6 Episode 5 - Aired 11/16/2021
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.
Director: N/A
Writer: N/A
6.7/109 votes#6 - Gary Ray Bowles
Season 6 Episode 6 - Aired 11/23/2021
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.
Director: N/A
Writer: N/A
7.1/109 votes#7 - Derrick Todd Lee
Season 6 Episode 7 - Aired 11/30/2021
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.
Director: N/A
Writer: N/A
6.7/1010 votes#8 - Velma Barfield
Season 6 Episode 8 - Aired 12/7/2021
The story of Velma Barfield, the first woman to be executed by lethal injection after taking six lives.
Director: N/A
Writer: N/A
7.0/106 votes#9 - Chester Turner
Season 6 Episode 9 - Aired 12/14/2021
The story of the cold-blooded serial killer who took the lives of at least fifteen people during a terrifying decade-long murder campaign.
Director: N/A
Writer: N/A
7.2/109 votes#10 - Genene Jones
Season 6 Episode 10 - Aired 12/21/2021
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.
Director: N/A
Writer: N/A
The Best Episodes of World's Most Evil Killers Season 6
Every episode of World's Most Evil Killers Season 6 ranked from best to worst. Discover the Best Episodes of World's Most Evil Killers Season 6!
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...
Genre:Documentary
Season 6 Ratings Summary
"John Allen & Lee Malvo" is the best rated episode of "World's Most Evil Killers" season 6. It scored 7.2/10 based on 10 votes. Directed by N/A and written by N/A, it aired on 10/19/2021. This episode is rated 0.4 points higher than the second-best, "Robert Pickton".