Last updated 24 March 2024


Episode Two

Series Episode Number: 290

World Premiere: Sat 20 Mar 1971 - 5:15pm BST [BBC One] (United Kingdom)
First Broadcast: Wed 26 Nov 1975 - 6:30pm CST [WTTW 11 Chicago]
Running Time: 24 minutes

8.00 Million (UK)


Chart Position: 43 () (UK)

Recorded on Sat 23 Jan 1971 in Television Centre 3
Archive State: RSC conver



The Master is in league with the Axons who intend to consume Earth. The Doctor subjects Axonite to tests and discovers the terrible truth.


Production Team hide uncredited
WriterBob Baker
WriterDave Martin
DirectorMichael Ferguson
ProducerBarry Letts
DesignerKenneth Sharp
Script EditorTerrance Dicks
Studio LightingRalph Walton
Studio SoundDave Kitchen
CostumesBarbara Lane
Make-upJan Harrison
Visual Effects DesignerJohn Horton
Film CameramanA A Englander
Film EditorBob Rymer
Fight Arranger HAVOC
Special SoundBrian Hodgson
Incidental MusicDudley Simpson
Title MusicRon Grainer
Title Music BBC Radiophonic Workshop
Production AssistantMarion McDougall (uncredited)
Assistant Floor ManagerRoselyn Parker (uncredited)
Technical ManagerBernard Fox (uncredited)
Grams OperatorLinton Howell-Hughes (uncredited)
Senior CameramanPeter Granger (uncredited)
Vision MixerMike Catherwood (uncredited)
Floor AssistantChris Fox (uncredited)
Videotape EditorGeoff Higgs (uncredited)
Props BuyerRay Warwick (uncredited)
GripBill Paget (uncredited)
Costume AssistantAndrew Rose (uncredited)
Costume AssistantRobert Springett (uncredited)
Make-Up AssistantJudy Kaine (uncredited)
Make-Up AssistantVicky Thomas (uncredited)
Film SoundLes Collins (uncredited)
Artist BookingSybil Cave (uncredited)
Location BookerJennie Betts (uncredited)
Film Camera AssistantDavid Evans (uncredited)
Film Sound AssistantAlec Christison (uncredited)
Visual Effects AssistantPeter Logan (uncredited)
Production SecretarySarah Newman (uncredited)
Axon CostumesJules Baker (uncredited)
Location Caterer Cinefood (uncredited)
Visual Effects AssistantDave Havard (uncredited)
Visual Effects AssistantColin Mapson (uncredited)
Visual Effects AssistantJim Ward (uncredited)
AssistantSue Stapely (uncredited)
Title Music ArrangerDelia Derbyshire (uncredited)
Title SequenceBernard Lodge (uncredited)