Based on the murders by Welsh serial killer John Cooper. In 2006 newly promoted Detective Superintendent Steve Wilkins decided to reopen two unsolved 1980s murder cases linked with a string of burglaries. New videos every Monday, Wednesday and Friday! Subscribe for more exclusive clips, trailers and more. https://www.youtube.com/c/BritBox Get instant access to BritBox here: https://t.co/twQVv5eOG5 Follow us on Twitter: https://twitter.com/BritBox_US Like us on Facebook: https://www.facebook.com/BritBoxUS/ Watch unmissable BBC and ITV shows, any time. Discover thousands of hours of British TV boxsets, from world-class drama, comedy, and documentaries, to jaw-dropping natural history.