
Bloodline Detectives
Detectives and forensic experts recount the most extraordinary cold cases that were solved using the revolutionary technique of familial DNA testing.
- Created By
- First Aired on
Apr 23, 2020
- Popularity: 2.8572
- 3 votes
- Networks
- (GB)(US)
- Status: Returning Series
In Production
5 seaons till Apr 02, 2025
Last episode: Episode 20
Seasons & episodes
Total 5 seasons, 100 episodes

Season 1
Aired
Episode 1Motorway Killer min
In March 2003, a lorry driver was found dead behind the wheel in Camberley, England. Police gambled on the revolutionary technique of familial DNA analysis.
Episode 2Unrighteous Act min
In 1976, a woman was left for dead in her home in southern California. Despite a major manhunt, the violent killer avoided detection for over four decades.
Episode 3Deadly Desire min
On Valentines' Day 2007, police in Southern California were called to a particularly violent murder scene. Advances in forensic genealogy finally solved the case.
Episode 4Scottsdale Spree Shooting min
In 2018, two paralegals were shot dead whilst at work in Scottsdale, Arizona. Four more victims were linked to the killing - who was the serial killer?
Episode 5Blood Bath min
In 1984, a young woman's body was discovered in a lane close to her home in Bath, England. How did police eventually track down the perpetrator of this heinous attack?
Top Cast
Similar shows
- Río Salvaje
- Sex Education
Comedy, Drama
- Elite Short Stories: Omar Ander AlexisElite Histórias Breves: Omar Ander Alexis
Drama
- The Walking Dead
Drama, Action & Adventure, Sci-Fi & Fantasy
- Beyond Stranger Things
Documentary, Talk
- Elite Short Stories: Guzmán Caye RebeElite Histórias Breves: Guzmán Caye Rebe
Crime, Drama