Oops! You need to enable JavaScript in your browser to start watching. Guidance: Contains details of multiple murders. Disable parental controls Enable parental controls ITV Harold Shipman: Doctor Death Harold Shipman: Doctor Death Documentary. On the 20th anniversary of Dr Harold Shipman's arrest, detectives speak for the first time to reveal how Britain's most prolific serial killer got away with murder. Thu Thursday 26 Apr 2018 60 mins Share this episode: Copied to clipboard Share on Facebook Share on Twitter Copy link to share