| Person | Type | Job | Role(s) |
|---|---|---|---|
 Alma Macrorie | Crew | Editing | Editor |
 Bert Kaempfert | Crew | Sound | Original Music Composer |
David E. Walker | Crew | Writing | Novel |
Douglas Green | Crew | Directing | Assistant Director |
Edward Muhl | Crew | Production | Executive In Charge Of Production |
Gilbert Kurland | Crew | Production | Unit Production Manager |
Gábor Pogány | Crew | Camera | Director of Photography |
 James Garner | Crew | Production | Executive Producer |
 Jean Louis | Crew | Costume & Make-Up | Wardrobe Coordinator |
 John Daheim | Crew | Crew | Stunts |
Joseph Gershenson | Crew | Sound | Music Supervisor |
 Richard L. Breen | Crew | Writing | Screenplay |
Robert Arthur | Crew | Production | Producer |
Roberto Fizz | Crew | Directing | Assistant Director |
 Ronald Neame | Crew | Directing | Director |
T. E. B. Clarke | Crew | Writing | Screenplay |
William Russell | Crew | Sound | Sound |
Tom Hale | Crew | Art | Art Direction |
Waldon O. Watson | Crew | Sound | Sound |
John DeCuir | Crew | Art | Art Direction |
Cliff Owen | Crew | Directing | Director |
Ernest B. Wehmeyer | Crew | Production | Associate Producer |
Mauro Sacripanti | Crew | Directing | Assistant Director |
Giuseppe Chevalier | Crew | Art | Set Decoration |
Dimis Kritsas | Crew | Costume & Make-Up | Wardrobe Coordinator |
 Anthony Franciosa | Cast | Actor | Steve / Antonio |
 Cecil Parker | Cast | Actor | Sir Huntley Frazier |
 Dulcie Gray | Cast | Actress | Mrs. Mathieson |
 Grégoire Aslan | Cast | Actor | Florian |
James Garner | Cast | Actor | William Beddoes |
 Martin Benson | Cast | Actor | Politanu |
 Melina Mercouri | Cast | Actress | Aurora / Celeste da Costa |
 Niall MacGinnis | Cast | Actor | Ship's Captain |
 Peter Illing | Cast | Actor | Zarik |
 Robert Coote | Cast | Actor | Hatton / Jones |
 Roland Culver | Cast | Actor | Doctor Mathieson |
 Sandra Dee | Cast | Actress | Amy Franklin |
 Virgilio Teixeira | Cast | Actor | Inspector Rodrigues |
| Person | Type | Job | Role(s) |
