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Nicol Williamson as Maurice Castle |
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Richard Attenborough as Colonel John Daintry |
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Derek Jacobi as Arthur Davis |
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John Gielgud as Brigadier Tomlinson |
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Iman as Sarah |
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Joop Doderer as Cornelius Muller |
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Robert Morley as Doctor Percival |
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Ann Todd as Castle's Mother |
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Anthony Woodruff as Dr Barker |
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Keith Marsh as Porter |
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Gary Forbes as Sam |
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Angela Thorne as Lady Mary Hargreaves |
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Tony Haygarth as Buffy |
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Cyd Hayman as Cynthia |
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Paul Seed as Shop Assistant |
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Ken Jones as Messenger |
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Fiona Fullerton as Elizabeth |
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Tony Vogel as Matthew Connolly |
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Martin Benson as Boris |
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Adrienne Corri as Sylvia |
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Edward Dentith as Edward |
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Marianne Stone as Matron |
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Giles Watling as Colin |
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Frank Williams as Bellamy |
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Tom Chatto as Gen. Phillips |
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Sean Caffrey as Policeman |
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Clifford Earl as Ferguson |
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Sylvia Coleridge as Mrs Halliday |
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Denys Hawthorne as Insp. Butler |
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Glenna Forster-Jones as Black Prostitute |
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Morris Perry as Scientist |
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Richard Vernon as Sir John Hargreaves |
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Walter Hinds as Van Donck |
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Philip Chege as Black Man |
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Norbert Okare as Questioner |
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Vicky Udall as Castle's Secretary |
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Brian Epson as Judge |
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Leon Greene as Tall Man |
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Robert Dorning as Jameson |
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Patrick O'Connell as Reader |
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Raewyn Blade as Secretary |
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Boris Isarov as Agent |
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Paul Curran as Halliday |
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Chantal Gray as Stripper |
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Jill Goldston as NATO Lab Worker (uncredited) |
| Directing | Otto Preminger | Director |
| Writing | Graham Greene | Novel |
| Writing | Tom Stoppard | Screenplay |
| Sound | Gary Logan | Original Music Composer |
| Production | Rose Tobias Shaw | Casting |
| Costume & Make-Up | Jan Dorman | Hairstylist |
| Production | Val Robins | Production Supervisor |
| Sound | Richard Logan | Original Music Composer |
| Sound | Valerie Lesser | Music Editor |
| Directing | Kip Gowans | Assistant Director |
| Lighting | Roy Rodhouse | Electrician |
| Production | Rick Anderson | Location Manager |
| Editing | Hazel Harste | Assistant Editor |
| Camera | Mike Molloy | Director of Photography |
| Editing | Richard Trevor | Editor |
| Art | Saul Bass | Title Designer |
| Production | Otto Preminger | Producer |
| Camera | John Jay | Still Photographer |
| Costume & Make-Up | Michael Morris | Makeup Artist |
| Art | Kenneth Ryan | Art Direction |
| Art | Tony Teiger | Property Master |
| Costume & Make-Up | Hope Bryce | Costume Design |