Nov 13, 2018 · 1h
This episode deals with Jesse Matthew, guilty of the murders of Morgan Harrington and Hannah Graham.


21st Century Serial Killers forensically researches the lives of the killers who can't stop killing, revealing how the grim opportunities, provided by the 21st century, played a part in a number of murders.
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Nov 13, 2018 · 1h
This episode deals with Jesse Matthew, guilty of the murders of Morgan Harrington and Hannah Graham.
Nov 20, 2018 · 1h
The documentary looks at Stephen Port, who preyed on young men and spent hours searching web porn. The predator took the lives of four much-loved men.
Nov 27, 2018 · 1h
The programme delves into the crimes of William Devin Howell, who murdered opioid-addicted prostitutes and kept the killings secret for 14 years.
Dec 4, 2018 · 1h
A profile of murderer James Fairweather, who stabbed two people to death in Essex in the space of three months in 2014.
Dec 11, 2018 · 1h
The crimes of Mark Martin, who idolised serial killers before becoming one himself. Martin killed three homeless women in Nottingham between December 2004 and January 2005.
Dec 18, 2018 · 1h
A profile of Shawn Grate, who was given the death penalty in June 2018 after being convicted of two murders in Ashland County, Ohio.
Dec 25, 2018 · 1h
The documentary looks at the crimes of Donna Perry, a transgender serial killer who blamed her crimes on Douglas Perry, the man she used to be.
Quick answers about this season's release timeline and episode lineup.
21st Century Serial Killers Season 1 premiered on November 13, 2018.
21st Century Serial Killers Season 1 has 7 episodes.
The season opens with Season 1 Episode 1, "Jesse Matthew". It aired on November 13, 2018.
Go to Season 1 Episode 1