Last updated 24 March 2024


Part One

Series Episode Number: 640

World Premiere: Sat 6 Sep 1986 - 5:46pm BST [BBC One] (United Kingdom)
First Broadcast: Sun 27 Nov 1988 - 11:00pm CST [WTTW 11 Chicago]
Running Time: 24 minutes 57 seconds

4.90 Million (UK)

Appreciation Index: 72 (UK)

Chart Position: 69 () (UK)

Recorded on Thu 24 Apr 1986 in Television Centre 6



Placed on trial by his peers, the Doctor is forced to watch events from his past, beginning with an incident on Ravolox involving the curiously named Marb Arch.


Production Team hide uncredited
WriterRobert Holmes
DirectorNicholas Mallett
ProducerJohn Nathan-Turner
DesignerJohn Anderson
Script EditorEric Saward
Title SequenceSid Sutton
Costume DesignerKen Trew
Make-up DesignerDenise Baron
Studio LightingMike Jefferies
Studio SoundBrian Clark
Technical CoordinatorAlan Arbuthnott
Studio Camera SupervisorAlec Wheal
Videotape EditorStephen Newnham
Visual Effects DesignerMike Kelt
Video EffectsDanny Popkin
Vision MixerJim Stephens
OB LightingJohn Wiggins
OB SoundBill Whiston
Production ManagerClare Graham
Production AssociateAngela Smith
Production AssistantJoy Sinclair
Assistant Floor ManagerStephen Jeffery-Poulter
Title MusicRon Grainer
Incidental MusicDominic Glynn
Special SoundDick Mills
Title Music ArrangerDominic Glynn (uncredited)
Title SequenceTerry Handley (uncredited)
Floor AssistantYvonne O'Grady (uncredited)
Props BuyerPaul Schrader (uncredited)
Studio EngineerDan Shaw (uncredited)
Visual Effects AssistantMike Ellis (uncredited)