Tom Chadbon, in addition to appearing in the Doctor Who serial City of Death with Tom Baker, also appeared in the Colin Baker television serial The Mysterious Planet (episodes 1 to 4 of The Trial of a Time Lord) in 1986.
Tom Chadbon, who was featured in the Doctor Who episode "City of Death" alongside Tom Baker, also had roles in the Colin Baker era of Doctor Who, specifically appearing in episodes 1 to 4 of "The Trial of a Time Lord."