About this showing of Forensic Detectives
Just a few microscopic cells, from even a single hair or drop of blood, can place a murderer behind bars. What does DNA mean for crime solving today.
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Previously on TV
Double Helix
Previously shown on Quest Red on Sat 5 Sep 2026 at 13:00.
This showing was on Quest Red at 13:00 on Sat 5 Sep 2026. See future airings below or open the main programme page for the latest TV times.
Episode / edition: Double Helix
Just a few microscopic cells, from even a single hair or drop of blood, can place a murderer behind bars. What does DNA mean for crime solving today.
The next currently listed showing is Tue 15 Sep 2026, 01:00 on Quest Red.
See all current showings