Jon Pertwee
The Doctor
Acting
Katy Manning
Jo Grant
Acting
Nicholas Courtney
Brigadier Lethbridge-Stewart
Acting
Richard Franklin
Captain Mike Yates
Acting
John Levene
Sergeant Benton
Acting
Roger Delgado
The Master
Acting
Paul Grist
Bill Filer
Acting
Peter Bathurst
Chinn
Acting
Fernanda Marlowe
Corporal Bell
Acting
Donald Hewlett
George Hardiman
Acting
David Savile
Winser
Acting
Derek Ware
Pigbin Josh
Acting
Bernard Holley
Axon Man
Acting
Michael Walker
1st Radio Operator
Acting
David March
2nd Radio Operator
Acting
Patricia Gordino
Axon Woman
Acting
John Hicks
Axon Boy
Acting
Debbie Lee London
Axon Girl
Acting
Tim Pigott-Smith
Captain Harker
Acting
Kenneth Benda
The Minister
Acting
Royston Farrell
Technician
Acting