A spin-off from 'Doctor Who'. The Doctor's former assistant Liz Shaw (Caroline John) and her assistant Bayliss (Linda Lusardi) are investigating a series of murders, which have taken place near a soon-to-be-closed psychiatric hospital. When a rich industrialist unexpectedly buys up the hospital, events takes a shocking twist. Who is harbouring the mystery killer, what age-old horror is hidden in the hospital grounds, and what exactly lies behind the door of room zero? Starring Colin Baker, Jon Pertwee, Sylvester McCoy, and a cameo from another 'Doctor', Peter Davison. Also included is 'Stranger Than Fiction 3', a behind-the-scenes look at the making of 'Doctor Who' spin-offs.