On screen
Cast
25 credited performers
Jon Pertwee
The Doctor
Katy Manning
Jo Grant
Nicholas Courtney
Brigadier Lethbridge-Stewart
Roger Delgado
The Master
Artwork unavailable
Nicholas Pennell
Winton
Artwork unavailable
John Ringham
Ashe
David Webb
Leeson
Artwork unavailable
Sheila Grant
Jane Leeson
Roy Skelton
Norton
Helen Worth
Mary Ashe
Artwork unavailable
John Line
Martin
Artwork unavailable
Mitzi McKenzie
Mrs. Martin
Artwork unavailable
John Scott Martin
Robot
Artwork unavailable
Pat Gorman
Primitive / Voice / Long / Colonist
Artwork unavailable
Graham Leaman
Time Lord
Peter Forbes-Robertson
Time Lord
Artwork unavailable
John Baker
Time Lord
Bernard Kay
Caldwell
Morris Perry
Captain Dent
Tony Caunter
Morgan
Artwork unavailable
John Herrington
Holden
Artwork unavailable
Stanley McGeagh
Alien
John Tordoff
Alec Leeson
Artwork unavailable
Norman Atkyns
The Guardian
Artwork unavailable
Roy Heymann
Alien Priest