Last updated 24 March 2024


Episode Five

Series Episode Number: 236

World Premiere: Sat 22 Feb 1969 - 5:14pm BST [BBC One] (United Kingdom)
Running Time: 24 minutes 56 seconds

7.60 Million (UK)

Appreciation Index: 57 (UK)

Chart Position: 65 () (UK)

Recorded on Fri 31 Jan 1969 in Lime Grove D
Archive State: 16mm t/r



An Ice Warrior invasion fleet is on its way to the Moon. Meanwhile the Doctor, Zoe & Jamie return to Earth by T-Mat, where the Doctor discovers there is only one way to destroy the fungal pods.


Production Team hide uncredited
WriterBrian Hayles
WriterTerrance Dicks (uncredited)Info
DirectorMichael Ferguson
ProducerPeter Bryant
DesignerPaul Allen
Script EditorTerrance Dicks
Film CameramanPeter Hall (uncredited)
Film SoundRon Blight (uncredited)
Film EditorMartyn Day (uncredited)
LightingHoward King (uncredited)
SoundBryan Forgham (uncredited)
CostumesBobi Bartlett (uncredited)
Make-upSylvia James (uncredited)
Incidental MusicDudley Simpson
Visual Effects DesignerBill King (uncredited)
Visual Effects Designer Trading Post (uncredited)
Special SoundBrian Hodgson (uncredited)
Title MusicRon Grainer
and the BBC Radiophonic Workshop
Vision MixerChris Griffin (uncredited)
Grams OperatorJohn Lloyd (uncredited)
Assistant Floor ManagerTrina Cornwell (uncredited)
Floor AssistantJohn Norton (uncredited)
Production AssistantFiona Cumming (uncredited)
Film Operations ManagerHugh Wilson (uncredited)
Film Camera AssistantMike Spooner (uncredited)
Film Sound AssistantI H Morton (uncredited)
Film Sound AssistantRon Keightley (uncredited)
Design AssistantPeter Blacken (uncredited)
Director's AssistantRaquel E. Ebbutt (uncredited)
Artist BookingBarbara Buchanan (uncredited)
Title SequenceBernard Lodge (uncredited)
Title Music ArrangerDelia Derbyshire (uncredited)