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