Directed by
| Alf Kjellin | ... | (directed by) |
Writing Credits
| Marion Hargrove | ... | (written by) |
Cast (in credits order)
| Robert Culp | ... | Kelly Robinson | |
| Bill Cosby | ... | Alexander Scott | |
| Victor Francen | ... | Don Federico | |
| Osvaldo Ruggieri | ... | Romolo | |
| Massimo Serato | ... | Emilio Paolo | |
 |
Patrizia Valturri | ... | Alice |
| Fausto Tozzi | ... | Ascanio | |
| Maurizio Arena | ... | Cesare | |
| Umberto Spadaro | ... | Don Baldassarre | |
| Riccardo Garrone | ... | Morelli | |
|
|
Katinka Von Shapringen | ... | Girl |
| Rest of cast listed alphabetically: | |||
| Andrea Esterhazy | ... | Hotel Desk Clerk (uncredited) | |
|
|
Vito Fasano | ... | Angelo's Henchman (uncredited) |
|
|
Bruno Ukmar | ... | Angelo's Henchman (uncredited) |
Produced by
| Morton S. Fine | ... | producer (as Morton Fine) (produced by) |
| David Friedkin | ... | producer (produced by) |
| Sheldon Leonard | ... | executive producer |
Music by
| Hugo Friedhofer | ... | (music by) |
Cinematography by
| Fouad Said | ... | director of photography |
Editing by
| Basil Wrangell | ... | film editor |
Costume Design by
| Harald Johnson | ||
Production Management
| Leon Chooluck | ... | location production manager |
| Clark L. Paylow | ... | production manager (as Clark Paylow) |
Second Unit Director or Assistant Director
| Roberto Fizz | ... | assistant director (as Bob Fiz) |
Art Department
| Mario Valentini | ... | property master |
Sound Department
| John D. Hall | ... | sound editor (as John Hall) |
| Burdick S. Trask | ... | sound engineer (as Brad Trask) |
| Frank E. Warner | ... | sound editor (as Frank Warner) |
Stunts
| Ernest Robinson | ... | stunts (uncredited) |
Camera and Electrical Department
| Fouad Said | ... | location director of photography |
Editorial Department
| Jerry Jameson | ... | editorial supervisor |
Music Department
| Earle Hagen | ... | composer: theme music |
| Ken Johnson | ... | music editor |
| Walter Popp | ... | music coordinator |
Script and Continuity Department
| Michael Preece | ... | script supervisor |
Additional Crew
| Maria Luisa Alcaraz | ... | production assistant |
| Ronald Jacobs | ... | production executive |
