Aired Friday 18 April, 11:00pm - 12:00amon London TV

Bloodline Detectives

Name: 10:00pm - Series 2 Episode 5
Start: 2025-04-22T21:00:00Z
End: 2025-04-22T22:00:00Z
Location: Quest Red

Series 3 Episode 20: The Telephone Cord Killer

Detectives and forensic experts recount the most extraordinary cold cases that were solved using the revolutionary technique of familial DNA testing. Featuring interviews with family members, police and more.

Category: Drama documentary / Documentary / Crime
Original air date: 20/05/2023

Cast and crew

Emile DinneenDirector
Derek DillonDirector
Piers GibbonNarrator
Nancy GraceNarrator

Upcoming broadcasts

Monday 21 April, 10:00pmon London TV
Series 4 Episode 1
Monday 21 April, 11:00pmon London TV
Monday 21 April, 11:00pmon True Crime
Series 4 Episode 1
Tuesday 22 April, 12:00amon True Crime
Tuesday 22 April, 10:00pmon London TV
Series 4 Episode 1
Tuesday 22 April, 10:00pmon Quest Red
Series 2 Episode 5