Last updated 25 April 2017
Broadcast: Tuesday 25th April 2017
7:30pm-8:00pm EDT (23:30 GMT) « »
Featuring: Colin Baker, Bonnie Langford, Lynda Bellingham, Honor Blackman, Michael Craig, Denys Hawthorne, Michael Jayston
The Doctor and Mel are taking a rest aboard the Hyperion III when a series of murders lead them to suspect there is more to Professor Laskey's party than initially appears.
Synopsis Source: Doctor Who Guide
Broadcast Source: Retro TV