On screen
Cast
32 credited performers
Jon Pertwee
The Doctor
Katy Manning
Jo Grant
Roger Delgado
The Master
Artwork unavailable
Vera Fusek
President of Earth
Michael Hawkins
General Williams
Artwork unavailable
Peter Birrel
Draconian Prince
Artwork unavailable
Lawrence Davidson
Draconian First Secretary (uncredited)
Artwork unavailable
Timothy Craven
Cell guard (uncredited)
Ray Lonnen
Gardiner
Artwork unavailable
Barry Ashton
Kemp
Artwork unavailable
John Rees
Hardy
James Culliford
Stewart
Louis Mahoney
Newscaster
Artwork unavailable
Roy Pattison
Draconian space pilot
Artwork unavailable
Karol Hagar
Secretary
Harold Goldblatt
Professor Dale
Madhav Sharma
Patel
Artwork unavailable
Dennis Bowen
Prison Governor
Artwork unavailable
Richard Shaw
Cross
Luan Peters
Sheila
Artwork unavailable
Caroline Hunt
Technician
Artwork unavailable
Bill Wilde
Draconian captain
John Woodnutt
Draconian Emperor
Artwork unavailable
Ian Frost
Draconian messenger
Artwork unavailable
Clifford Elkin
Earth cruiser captain
Stephen Thorne
First Ogron
Artwork unavailable
Michael Kilgarriff
Second Ogron
Artwork unavailable
Rick Lester
Third Ogron
Artwork unavailable
Ramsay Williams
Congressman Brook
Michael Wisher
Dalek (voice)
Artwork unavailable
Stanley Price
Pilot
Artwork unavailable
Laurence Harrington
Lunar guard