| Person | Type | Job | Role(s) |
|---|---|---|---|
 Betty Glasow | Crew | Costume & Make-Up | Hairdresser |
 Billy Williams | Crew | Camera | Director of Photography |
David Butler | Crew | Writing | Screenplay |
David Harcourt | Crew | Camera | Camera Operator |
David Tringham | Crew | Directing | Assistant Director |
Derek Ball | Crew | Sound | Sound Recordist |
Eric Allwright | Crew | Costume & Make-Up | Makeup Artist |
Jack Conroy | Crew | Lighting | Electrician |
Jack Stephens | Crew | Art | Art Direction |
John Hilling | Crew | Costume & Make-Up | Wardrobe Supervisor |
 Lalo Schifrin | Crew | Sound | Original Music Composer |
Lee Harman | Crew | Costume & Make-Up | Makeup Artist |
Linda DeVetta | Crew | Costume & Make-Up | Makeup Artist |
Malcolm J. Christopher | Crew | Production | Production Manager |
Milton Lustig | Crew | Sound | Music Editor |
Miriam Brickman | Crew | Production | Casting |
Pamela Carlton | Crew | Directing | Continuity |
Phyllis Dalton | Crew | Costume & Make-Up | Costume Design |
Robert Fryer | Crew | Production | Producer |
Steve Shagan | Crew | Writing | Screenplay |
 Stuart Rosenberg | Crew | Directing | Director |
Susan Germaine | Crew | Costume & Make-Up | Hairdresser |
Tom Priestley | Crew | Editing | Editor |
Wilfred Shingleton | Crew | Art | Production Design |
William Trent | Crew | Sound | Sound Editor |
Desmond Saunders | Crew | Editing | Editor |
William Hill | Crew | Production | Associate Producer |
Ramon Gow | Crew | Costume & Make-Up | Hairdresser |
Terry Apsey | Crew | Art | Construction Manager |
Gordon Thomas | Crew | Writing | Novel |
David Wynn-Jones | Crew | Camera | Assistant Camera |
Max Morgan Witts | Crew | Writing | Novel |
Betty Adamson | Crew | Costume & Make-Up | Wardrobe Supervisor |
Dino Di Campo | Crew | Sound | Sound Editor |
Bob Mullen | Crew | Editing | Assistant Editor |
 Anthony Higgins | Cast | Actor | Seaman Heinz Berg |
 Ben Gazzara | Cast | Actor | Morris Troper |
 Bernard Hepton | Cast | Actor | Milton Goldsmith |
 Bernard Kay | Cast | Actor | Cuba Harbour Pilot (uncredited) |
 Brian Gilbert | Cast | Actor | Laurenz Schulman |
 Constantine Gregory | Cast | Actor | Navigation Officer |
 David Daker | Cast | Actor | First Officer |
 David de Keyser | Cast | Actor | Joseph Joseph |
 Denholm Elliott | Cast | Actor | Admiral Canaris |
 Don Henderson | Cast | Actor | Engineering Officer |
 Donald Houston | Cast | Actor | Dr. Glauner |
 Faye Dunaway | Cast | Actress | Denise Kreisler |
 Fernando Rey | Cast | Actor | President Bru |
 Frederick Jaeger | Cast | Actor | Werner Mannheim |
 Georgina Hale | Cast | Actress | Lotte Schulman |
 Günter Meisner | Cast | Actor | Robert Hoffman |
 Helmut Griem | Cast | Actor | Otto Schiendick |
Ian Cullen | Cast | Actor | Radio Officer |
Ina Skriver | Cast | Actress | Singer |
 James Mason | Cast | Actor | Dr. Juan Remos |
 Janet Suzman | Cast | Actress | Leni Strauss |
 Jonathan Pryce | Cast | Actor | Joseph Manasse |
 José Ferrer | Cast | Actor | Manuel Benitez |
 Julie Harris | Cast | Actress | Alice Fienchild |
 Katharine Ross | Cast | Actress | Mila Hauser |
 Keith Barron | Cast | Actor | Purser Mueller |
 Laura Gemser | Cast | Actress | Estedes' Friend (uncredited) |
 Lee Grant | Cast | Actress | Lili Rosen |
 Leonard Rossiter | Cast | Actor | Commander von Bonin |
 Luis Ciges | Cast | Actor | President Bru's Secretary (uncredited) |
 Luther Adler | Cast | Actor | Professor Weiler |
 Lynne Frederick | Cast | Actress | Anna Rosen |
 Malcolm McDowell | Cast | Actor | Max Gunter |
 Maria Schell | Cast | Actress | Frau Miriam Hauser |
 Marika Rivera | Cast | Actress | Madame in Bordello |
 Max von Sydow | Cast | Actor | Captain Schroeder |
 Michael Constantine | Cast | Actor | Luis Clasing |
 Milo Sperber | Cast | Actor | Rabbi |
 Nehemiah Persoff | Cast | Actor | Herr Hauser |
 Orson Welles | Cast | Actor | José Estedes |
 Oskar Werner | Cast | Actor | Professor Egon Kreisler |
 Paul Koslo | Cast | Actor | Aaron Pozner |
 Philip Stone | Cast | Actor | Secretary |
 Sam Wanamaker | Cast | Actor | Carl Rosen |
 Victor Spinetti | Cast | Actor | Dr. Erich Strauss |
 Wendy Hiller | Cast | Actress | Rebecca Lara Weiler |
| Person | Type | Job | Role(s) |
