Directed by
| Jack Cardiff | ||
Writing Credits (in alphabetical order)
| Audrey Roos | ... | (story) (as Kelley Roos) |
| William Roos | ||
Cast (in credits order)
| Denholm Elliott | ... | Oliver Larker | |
| Peter Lorre | ... | Smiley | |
 |
Beverly Bentley | ... | The Decoy Sally Kennedy |
| Paul Lukas | ... | Baron Saradin | |
| Liam Redmond | ... | Johnny Gin | |
| Leo McKern | ... | Tommy Kennedy | |
| Peter Arne | ... | Robert Fleming | |
|
|
Mary Laura Wood | ... | Margharita |
| Diana Dors | ... | Winifred Jordan | |
| Judith Furse | ... | Miss Leonard | |
| Maurice Marsac | ... | Pepi | |
| Michael Trubshawe | ... | English Aviator | |
|
|
Juan Olaguivel | ... | Truck Driver |
|
|
Billie Miller | ... | Constance Walker |
| Rest of cast listed alphabetically: | |||
|
|
Sandra Shahan | ... | Lady (uncredited) |
| Elizabeth Taylor | ... | The Woman of Mystery (uncredited) | |
Produced by
| Lee Katz | ... | associate producer (uncredited) |
| Ned Mann | ... | associate producer |
| Michael Todd Jr. | ... | producer |
Music by
| Mario Nascimbene | ||
Cinematography by
| John von Kotze | ||
Editing by
| Frank Baldridge | ||
| James E. Newcom | ... | (as James Newcom) |
Art Direction by
| Vincent Korda | ||
Set Decoration by
| Dario Simoni | ||
Costume Design by
| Charles Simminger | ||
Makeup Department
| Neville Smallwood | ... | makeup artist |
Production Management
| Eduardo García Maroto | ... | production manager: Spain (as Eduardo Maroto) |
| Lee Katz | ... | production manager |
| Tadeo Villalba | ... | unit manager (uncredited) |
Second Unit Director or Assistant Director
| Bernard Vorhaus | ... | assistant director (as Piero Musetta) |
Art Department
| Harry Arbour | ... | construction |
| Ferdinand Bellan | ... | sketch artist |
| Bill Honeywood | ... | prop man (as William Honeywood) |
| William Hutchinson | ... | assistant art director |
| Dario Simoni | ... | set dresser |
Sound Department
| Peter Elliott | ... | dialogue editor |
| Joseph I. Kane | ... | sound engineer (as Joe Kane) |
| Arthur von Kirbach | ... | sound engineer (as Arthur Kirbach) |
| Murray Spivack | ... | re-recording mixer (uncredited) |
Special Effects by
| Cliff Richardson | ... | special effects |
Stunts
| Ángel Córdoba | ... | stunt double: Liam Redmond (uncredited) |
| Bob Simmons | ... | stunt double: Denholm Elliott (uncredited) |
Camera and Electrical Department
| John Drake | ... | camera operator: second unit |
| Paul Wilson | ... | camera operator |
| Alex Thomson | ... | assistant camera (uncredited) |
Costume and Wardrobe Department
| Charles Simminger | ... | wardrobe |
Editorial Department
| James E. Newcom | ... | supervising editor |
Music Department
| Richard Carruth | ... | music editor (as Dick Carruth) |
| Franco Ferrara | ... | musical director |
| Jack Saunders | ... | music supervisor |
Script and Continuity Department
| Phyllis Crocker | ... | script supervisor |
Additional Crew
| Hans Laube | ... | osmologist: Smell-O-Vision |
| Ned Mann | ... | technical supervisor |
