Watch John Simm & David Threlfall in ITV’s Code of a Killer trailer

ITV has released the first-look trailer for new two-part drama, Code Of A Killer.

Starring John Simm and David Threlfall, Code Of A Killer is based on the extraordinary true story of Alec Jeffreys’ (Simm) discovery of DNA fingerprinting and its first use by DCS David Baker (Threlfall) in catching a double murderer, in the single biggest leap in the history of criminal investigation.

The drama also features, Robert GlenisterSiobhan RedmondAnna MadeleyDorothy Atkinson, Andrew TiernanJaz DeolHannah WaltersLydia Rose Bewley and Ged Simons.

Code Of A Killer is made by World Productions and written by Michael Crompton (Kidnap & Ransom), and will air on ITV soon.

Watch the trailer below…