The Trial of a Time Lord: Part 12

Name: The Trial of a Time Lord: Part 12
Director: Chris Clough
Released: 1986-11-22
Duration: 25 min
Rating: 4.3
Cast: Tony Scoggo, Honor Blackman, Michael Craig, Malcolm Tierney, Simon Slater

S23 E12 November 22, 1986 0h 25m ★ 4.3

Source:

Overview

With factions vying for control of the ship, the Vervoids are found to be responsible for the many disappearances. Only the Doctor sees the fundamental but missed point as to why they can't be reasoned with or why they can't be allowed to arrive on Earth.