Last updated 24 March 2024


Part Three

Series Episode Number: 400

World Premiere: Sat 3 May 1975 - 5:50pm BST [BBC One] (United Kingdom)
First Broadcast: Fri 21 Mar 1980 - 5:30pm CST [WTTW 11 Chicago]
Running Time: 24 minutes 32 seconds

8.90 Million (UK)


Chart Position: 25 () (UK)

Recorded on Tue 17 Dec 1974 in TC3



The Cybermen who are intent on destroying Voga. The Doctor and two of the Nerva crew become walking bombs which they Cybermen will detonate once they reach their target.


Production Team hide uncredited
WriterGerry Davis
DirectorMichael E Briant
ProducerPhilip Hinchcliffe
DesignerRoger Murray-Leach
Script EditorRobert Holmes
Film CameramanElmer Cossey
Film SoundJohn Gatland
Film EditorSheila S Tomlinson
Studio LightingDerek Slee
Studio SoundNorman Bennett
Costume DesignerPrue Handley
Make-upCecile Hay-Arthur
Visual Effects DesignerJim Ward
Incidental MusicCarey Blyton
Special SoundDick Mills
Title MusicRon Grainer
and BBC Radiophonic Workshop
Title SequenceBernard Lodge
Production Unit ManagerGeorge Gallaccio
Production AssistantJohn Bradburn
Assistant Floor ManagerRosemary Hester (uncredited)
Assistant Floor ManagerRuss Karel (uncredited)
Title Music ArrangerDelia Derbyshire (uncredited)
Floor AssistantSteve Haggard (uncredited)
Vision MixerNick Lake (uncredited)
Technical ManagerJohn Farr (uncredited)
Senior CameramanPeter Granger (uncredited)
Grams OperatorPaul Graydon (uncredited)
Inlay OperatorDave Jervis (uncredited)
Assistant Film CameramanIan Milton (uncredited)
Assistant Film Sound RecordistBruce Galloway (uncredited)
Film LightingSid Morris (uncredited)
Film OperativeStan Cresswell (uncredited)
Film OperativeDon Mattinson (uncredited)
Make-Up AssistantKerin Carswell (uncredited)
Director's AssistantSue Mansfield (uncredited)
Incidental MusicPeter Howell (uncredited)