Suspect
طاقم التمثيل
Tony Britton
Dr. Robert Marriott
Spike Milligan
Arthur, lab orderly
Raymond Huntley
Sir George Gatting the Minister of Defense
Ian Bannen
Alan Andrews
Thorley Walters
Special Agent Prince
Donald Pleasence
Parsons, alias Bill Brown
John Payne
Iverson
Andre Charisse
Heller
Virginia Maskell
Dr. Lucy Byrne
Sam Kydd
Slater
Anthony Booth
Parkin
Geoffrey Bayldon
Rosson
Kenneth Griffith
Dr Shole
Peter Cushing
Professor Sewell
Basil Dignam
Dr Childs
Brian Oulton
Director
Ian Wilson
Pin Table Man
Margaret Lacey
Prince's Secretary
Murray Melvin
Teddy Boy