On screen
Cast
23 credited performers
Jon Pertwee
The Doctor
Katy Manning
Jo Grant
Nicholas Courtney
Brigadier Lethbridge-Stewart
Richard Franklin
Captain Mike Yates
John Levene
Sergeant Benton
Roger Delgado
The Master
Michael Wisher
Rex Farrel
Harry Towb
McDermott
Artwork unavailable
David Garth
Time Lord
Frank Mills
Radio Telescope Director
Artwork unavailable
Christopher Burgess
Professor Philips
Artwork unavailable
Andrew Staines
Goodge
Artwork unavailable
John Baskcomb
Rossini
Artwork unavailable
Dave Carter
Museum Attendant
Artwork unavailable
Stephen Jack
Farrell Senior
Artwork unavailable
Barbara Leake
Mrs. Farrell
Artwork unavailable
Roy Stewart
Strong Man
Artwork unavailable
Dermot Tuohy
Brownrose
Artwork unavailable
Norman Stanley
Telephone Mechanic
Terry Walsh
Auton Policeman
Artwork unavailable
Pat Gorman
Auton Leader
Artwork unavailable
Hayden Jones
Auton (voice)
Artwork unavailable
Tommy Reynolds
Troll Doll (uncredited)