Bloodline Detectives
Detectives and forensic experts recount the most extraordinary cold cases that were solved using the revolutionary technique of familial DNA testing.
Videos
Top cast
Joseph Palmer
Detective
Mark Connolly
Detective
Aidan O'Sullivan
Detective
Bernadette Carty
CeCe
CeCe Moore
Self - Chief Genetic Geneologist
Aaron Adamson
Fisherman (uncredited)
Aran O'Brien
80s Detective
Stephanie Karam
Detective
Patrick John Wall
Gary Hartman
Colin Malone
Detective
Brian Roche
Gary Hamlin (credit only)
Kenneth Barry
Man on Phone (uncredited)
Derek Carroll
Self-Detective
Where to watch
Stream
Amazon Prime Video
fuboTV
Peacock Premium
Amazon Prime Video with Ads
Peacock Premium PlusBuy
Amazon VideoAvailability for US · streaming data provided by JustWatch via TMDB.
Details
- Status
- Returning Series
- First air date
- April 23, 2020
- Last air date
- April 2, 2025
- Seasons
- 5
- Episodes
- 100
- Network
- TLC UK, discovery+
- Original language
- EN
Gallery
Recommended
8.6People Magazine Investigates
2016
8.5Cold Case Files
1999
6.4Wild Crime
2021
7.8Snapped
2004
7.9Forensic Files
1996
7.8History's Greatest Mysteries
2020
7.9Making a Murderer
2015
6.2Bad Vegan: Fame. Fraud. Fugitives.
2022
7.4American Monster
2016
7.9Inspector George Gently
2008
6.3Traces
2019
7.6Manhunt
2017
6.8Steeltown Murders
2023
6.9Who Do You Think You Are?
2004
6.6Under Salt Marsh
2026
6.4Leaving Neverland
2019
7.9Top Gear
1978
8.0Fear Thy Neighbor
2014