Bloodline Detectives
Overview
Detectives and forensic experts recount the most extraordinary cold cases that were solved using the revolutionary technique of familial DNA testing.
Networks
TLC UK
discovery+Seasons
Season 1
20 eps
Season 2
20 eps
Season3
20 eps
Season 4
20 eps
Season 5
20 eps
Where to Watch
Stream
Amazon Prime Video
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Peacock Premium
Amazon Prime Video with Ads
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Amazon Video