S01E01 Jesse Matthew
This episode deals with Jesse Matthew, guilty of the murders of Morgan Harrington and Hannah Graham.
21st Century Serial Killers
S01E03: William Howell
The programme delves into the crimes of William Devin Howell, who murdered opioid-addicted prostitutes and kept the killings secret for 14 years.
Overview
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.
Episodes
S01E02 Stephen Port
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.
S01E03 William Howell
The programme delves into the crimes of William Devin Howell, who murdered opioid-addicted prostitutes and kept the killings secret for 14 years.
S01E04 James Fairweather
A profile of murderer James Fairweather, who stabbed two people to death in Essex in the space of three months in 2014.
S01E05 Mark Martin
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.
S01E06 Shawn Grate
A profile of Shawn Grate, who was given the death penalty in June 2018 after being convicted of two murders in Ashland County, Ohio.
S01E07 Donna Perry
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.
Cast
Will Hanrahan
as Self - Narrator
Colin Sutton
as Self - Expert
Serena Kutchinsky
as Self - Expert
Peter Bleksley
as Self - Expert
