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Patrick Troughton
Dr. Who

Michael Craze
Ben Jackson

Anneke Wills
Polly

Robert James
Lesterson

Nicholas Hawtrey
Deputy Governor Quinn

Martin King
The Examiner

Bernard Archard
Head of Security Bragen

Pamela Ann Davy
Janley

Peter Bathurst
Governor Hensell

Edward Kelsey
Resno

Richard Kane
Valmar

Peter Hawkins
Daleks (voice)

William Hartnell
The Doctor in the mirror (uncredited)