ITV’s Pembrokeshire Murders stars Luke Evans as Detective Superintendent Steve Wilkins and actor Keith Allen as serial killer John Cooper.In three episodes the series will explore how the newly promoted DS re-opened two unsolved double murder cases to try to catch the culprit.As the show develops, it shows how Steve handpicked a team which deployed pioneering forensic methods in order to crack the case.Forensic science was having a significant impact on crimes that were being investigated across the UK, and the DS hoped DNA would be found on evidence saved from the time.He believed a thief called John Cooper committed the crimes, but he was currently in jail for a different offence.But is the series a true crime drama, or is it.
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