William Hartnell

The Doctor

Jackie Lane

Dodo Chaplet

Anneke Wills

Polly

Michael Craze

Ben Jackson

John Harvey

Professor Brett

John Cater

Professor Krimpton

William Mervyn

Sir Charles Summer

Alan Curtis

Major Green

Gerald Taylor

War Machine Operator/The Voice of WOTAN

Sandra Bryant

Kitty

Ewan Proctor

Flash Customer

George Cross

The Minister

Kenneth Kendall

Himself

Ric Felgate

American Journalist

Carl Conway

American Journalist

Michael Ferguson