Sir Trevor McDonald presents this documentary which explores the extraordinary pursuit of serial killer Christopher Halliwell by detective Steve Fulcher. Twitter: https://twitter.com/realstoriesdocs Facebook - https://www.facebook.com/RealStoriesChannel Instagram - @realstoriesdocs Subscribe to Real Stories Shorts for bitesize documentary content: shorturl.at/dAKT3 Content licensed from [All3 Media]. Any queries, please contact us at: owned-enquiries@littledotstudios.com If you loved this film, Real Stories has hundreds more full-length documentaries, click the link to enjoy: http://bit.ly/1GOzpIu