Code of a Killer is based on the extraordinary true story of Alec Jeffreys' discovery of DNA fingerprinting and its first use by Detective Chief Superintendent David Baker in catching a double murderer. The drama focuses on how Jeffreys' science and Baker's investigative vision created the single biggest leap in the history of criminal investigation.
7.6 (12 votes)
Episode 1x02; Apr 13, 2015
With plenty of publicity, the local teenager is released and the world is introduced to DNA fingerprinting for the first time. In the villages of Narborough and Enderby there is a complete sense of fear that a murderer is living amongst them.