cast
- Cecil Parker
- Headmaster, John Crane
- Ian Bannen
- Colin Crane
- Agnes Laurent
- Madeline The French Mistress
- Raymond Huntley
- Rev. Edwin Peake
- Irene Handl
- Staff Sgt. Hodges
- Edith Sharpe
- Matron
- Kenneth Griffith
- Mr. Meade
- Robert Bruce
- Mr. Ramsay
- Thorley Walters
- Col. Edmonds
- Henry Longhurst
- 2nd Governor
- Brian Oulton
- 3rd Governor
- Scot Finch
- Edmonds
- Richard Palmer
- Milsom
- Peter Greenspan
- Wigram
- Jeremy Bulloch
- Baines
- Athene Seyler
- Beatrice Peake
- Cardew Robinson
- Ambulance Attendant
- Paul Sheridan
- M. Fraguier
- Michael Crawford
- Kent
- David Griffin
- Slater
- Christopher Sandford
- Poole
- James Robertson Justice
- Robert Martin
crew
- John Boulting
- Director, Producer
- Roy Boulting
- Director, Producer, Screenwriter
- Jeffrey Dell
- Screenwriter
- Robert Monroe
- Play Author
- Mutz Greenbaum
- Cinematographer
- John Addison
- Composer (Music Score)
- John Jympson
- Editor
- Albert Witherick
- Art Director
- Peter Allwork
- Camera Operator
- Freddie Williamson
- Makeup
