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

Paul Grist

Bill Filer

Peter Bathurst

Chinn

Fernanda Marlowe

Corporal Bell

Donald Hewlett

George Hardiman

David Savile

Winser

Derek Ware

Pigbin Josh

Bernard Holley

Axon Man

Michael Walker

1st Radio Operator

David March

2nd Radio Operator

Patricia Gordino

Axon Woman

John Hicks

Axon Boy

Debbie Lee London

Axon Girl

Tim Pigott-Smith

Captain Harker

Kenneth Benda

The Minister

Royston Farrell

Technician