Last updated 24 March 2024

Episode 3

Series Episode Number: 267

World Premiere: Sat 4 Apr 1970 - 5:21pm BST [BBC One] (United Kingdom)
First Broadcast: Wed 15 Oct 1975 - 6:30pm CDT [WTTW 11 Chicago]
Running Time: 24 minutes 38 seconds

8.00 Million (UK)

Appreciation Index: 59 (UK)

Chart Position: 60 () (UK)

Recorded on Fri 27 Feb 1970 in Television Centre 3
Archive State: PAL Restor

The recovery capsule is empty with the astronauts seemingly kidnapped. But Liz notices that the radiation count is high and the Doctor deduces that the occupants were not human.

Characters hide uncredited
Doctor WhoJon Pertwee
Liz ShawCaroline John
Brigadier Lethbridge-StewartNicholas Courtney
Ralph CornishRonald Allen
Carrington John Abineri
ReeganWilliam Dysart
LennoxCyril Shaps
QuinlanDallas Cavell
HeldorfGordon Sterne
Van LydenRic Felgate
AstronautSteve Peters
AstronautNeville Simons
HenchmanPaul Warren (uncredited)
HenchmanTony Broadborne (uncredited)
Cornish's AssistantSue Bourne (uncredited)
HeaviesDinny Powell (uncredited)
HeaviesGordon Stothard (uncredited)
PatersonRoy Scammell (uncredited)
Stunt ManDerek Martin (uncredited)
TechnicianDavid Joyce (uncredited)
TechnicianPat Gorman (uncredited)
UNIT SoldierDouglas Roe (uncredited)
UNIT SoldierLes Conrad (uncredited)
UNIT SoldierRon Conrad (uncredited)
UNIT SoldierTom Laird (uncredited)
Crane DriversAJ Benning (uncredited)
Crane DriversA Lovett (uncredited)