Last updated 24 March 2024


Episode Two

Series Episode Number: 309

World Premiere: Sat 5 Feb 1972 - 5:51pm GMT [BBC One] (United Kingdom)
First Broadcast: Thu 30 Oct 2014 - 8:30pm EDT [Retro TV]
Running Time: 24 minutes 33 seconds

11.00 Million (UK)


Chart Position: 20 () (UK)

Recorded on Tue 18 Jan 1972 in TC4
Archive State: PAL 2 VT



The work of the committee is hampered by sabotage, fear and suspicion. The Doctor knows the Ice Warriors of old and believes that they may be the guilty party.


Production Team hide uncredited
WriterBrian Hayles
DirectorLennie Mayne
ProducerBarry Letts
DesignerGloria Clayton
Script EditorTerrance Dicks
Studio LightingHoward King
Studio SoundTony Millier
CostumesBarbara Lane
Make-upSylvia James
Visual Effects DesignerIan Scoones
Special SoundBrian Hodgson
Incidental MusicDudley Simpson
Title MusicRon Grainer
and BBC Radiophonic Workshop
Production AssistantChris D'Oyly-John (uncredited)
Technical ManagerFred Wright (uncredited)
Camera SupervisorRon Peverall (uncredited)
Effects CameramanMike Wilson (uncredited)
Vision MixerMichael Turner
Grams OperatorGerry Borrows (uncredited)
Assistant Floor ManagerRos Anderson (uncredited)
Floor AssistantMichael Thorne (uncredited)
Props BuyerJack Broughton (uncredited)
Production SecretarySarah Newman (uncredited)
Director's AssistantSue Stapely (uncredited)
Post Production SoundAnthony Millier (uncredited)
Design AssistantKen Starkey (uncredited)
Title Music ArrangerDelia Derbyshire (uncredited)
Title SequenceBernard Lodge (uncredited)