The Trial of a Time Lord: Part Ten 1986
6.8 216 A lethal booby-trap in the Hydroponic Center awakens the genetically engineered fruit pods in storage, and passengers and crewmen alike start disappearing without trace. There's a murderer on board and the Doctor means to find out who he or she is.
Runtime: 24
Starts: Colin Baker, Bonnie Langford, Michael Jayston, Lynda Bellingham
Director: Chris Clough