Last updated 24 March 2024


Part Two

Series Episode Number: 555

World Premiere: Tue 5 Jan 1982 - 7:02pm GMT [BBC One: Not Wales] (United Kingdom)
First Broadcast: Wed 8 Apr 2015 - 8:30pm EDT [Retro TV]
Running Time: 24 minutes 13 seconds

8.60 Million (UK)


Chart Position: 84 () (UK)

Recorded on Wed 16 Sep 1981 in Television Centre 3



The Zero Room is gone and the Doctor's regeneration is dangerously unstable. To help him, Tegan locates the tranquil world of Castrovalva and the TARDIS heads there.


Production Team hide uncredited
WriterChristopher H Bidmead
DirectorFiona Cumming
ProducerJohn Nathan-Turner
DesignerJanet Budden
Script EditorEric Saward
Title SequenceSid Sutton
Costume DesignerOdile Dicks-Mireaux
Make-up ArtistMarion Richards
Studio LightingRon Bristow
Studio SoundLaurie Taylor
Vision MixerCarol Johnson
Videotape EditorRod Waldron
Technical ManagerClive Gulliver
Senior CameramanAlec Wheal
Visual Effects DesignerSimon McDonald
Video EffectsDave Chapman
Film CameramanJohn Baker
Film SoundJim McAlister
Film EditorRobin Jackman
Production AssistantOlivia Cripps
Assistant Floor ManagerRenny Tasker
Production ManagerMargot Hayhoe
Production AssociateAngela Smith
Incidental MusicPaddy Kingsland
Special SoundDick Mills
Grams OperatorJohn Downes (uncredited)
Studio EngineerDan Shaw (uncredited)
Floor AssistantSarah Woodside (uncredited)
Show Working SupervisorDon Evans (uncredited)
Lighting ChargehandJohn Morin (uncredited)
Visual Effects AssistantMalcolm James (uncredited)
Visual Effects AssistantRon Thornton (uncredited)
Props BuyerHelen Mackenzie (uncredited)
Film Camera AssistantPaul Roy (uncredited)
Film Sound AssistantGordon Lester (uncredited)
Film LightingTed Turpin (uncredited)
Film 0perations ManagerGraham Richmond (uncredited)
Film OperationsJohn McEroy (uncredited)
Film OperationsDick Norwood (uncredited)
Film OperationsDicky Rickes (uncredited)
Film OperationsJohn Shayer (uncredited)
Film OperationsBrian Simmons (uncredited)
Film OperationsBrian Water (uncredited)
GripJimmy Monks (uncredited)
Design AssistantRod McLean (uncredited)
Make-Up AssistantLesley Bond (uncredited)
Make-Up AssistantSula Loizoo (uncredited)
Make-Up AssistantMarilyn MacDonald (uncredited)
Make-Up AssistantCharlotte Norman (uncredited)
Make-Up AssistantLucy Wiles (uncredited)
DresserAlison Cowles (uncredited)
DresserLiz Dixon (uncredited)
DresserRay Greenhill (uncredited)
DresserTim Williamson (uncredited)
Booking AssistantSheila Hodges (uncredited)
Artist BookingSarah Bird (uncredited)
Location CateringFreeman Poole (uncredited)
Production SecretaryFiona Duncan (uncredited)
Production SecretaryJane Judge (uncredited)
Title MusicRon Grainer (uncredited)
Title Music ArrangerPeter Howell (uncredited)
Nyssa created byJohnny Byrne (uncredited)