Last updated 24 March 2024


Part One

Series Episode Number: 542

World Premiere: Sat 3 Jan 1981 - 5:20pm GMT [BBC One] (United Kingdom)
First Broadcast: Sun 13 Dec 1981 - 11:00pm CST [WTTW 11 Chicago]
Running Time: 22 minutes 54 seconds

7.10 Million (UK)

Appreciation Index: 59 (UK)

Chart Position: 88 () (UK)

Recorded on Wed 17 Sep 1980 in Television Centre 3



The TARDIS is drawn into an empty white void, somewhere between universes. But they are not the only ones trapped there.


Production Team hide uncredited
WriterStephen Gallagher
DirectorPaul Joyce
ProducerJohn Nathan-Turner
Executive ProducerBarry Letts
DesignerGraeme Story
Script EditorChristopher H Bidmead
Title SequenceSid Sutton
Costume DesignerJune Hudson
Make-up ArtistPauline Cox
Studio LightingJohn Dixon
Studio SoundAlan Fogg
Technical ManagerJohn Dean
Senior CameramanAlec Wheal
Videotape EditorRod Waldron
Visual Effects DesignerMat Irvine
Video EffectsRobin Lobb
Vision MixerJim Stephens
Production AssistantGraeme Harper
Production Unit ManagerAngela Smith
Director's AssistantJoyce Stansfield
Assistant Floor ManagerVal McCrimmon
Incidental MusicPeter Howell
Special SoundDick Mills
Studio EngineerDave Murphy (uncredited)
Grams OperatorGerry Borrows (uncredited)
Assistant Costume DesignerSarah Leigh (uncredited)
BookerNansi Davies (uncredited)
Design AssistantRoger Harris (uncredited)
Show Working SupervisorChick Hetherington (uncredited)
Production SecretaryJane Judge (uncredited)
Make-Up AssistantCathy Burczac (uncredited)
Make-Up AssistantPenny Ferguson (uncredited)
Make-Up AssistantCaroline Gibbs (uncredited)
Contracts AssistantJonathan McLeish (uncredited)
Gundan MakerRoger Oldhamstead (uncredited)
Floor AssistantKaty Marshall (uncredited)
GraphicsIan Hewett (uncredited)
Props BuyerGill Meredith (uncredited)
FacilitiesCarole Vigurs (uncredited)
Effects AssistantBryony Keating (uncredited)
Effects AssistantSteve Lucas (uncredited)
Effects AssistantCharlie Lumm (uncredited)
Effects CameramanGene Carr (uncredited)
Lighting ChargehandLes Calder (uncredited)
Trainee Production AssistantSue Davis (uncredited)
Title MusicRon Grainer (uncredited)
Title Music ArrangerPeter Howell (uncredited)