Directed by
| Gianni Siragusa | ||
Writing Credits (in alphabetical order)
| Bruno Fontana | ||
| José María Forqué | ||
| Gianni Siragusa | ||
Cast (in credits order)
| Maurizio Merli | ... | Mark Spencieri | |
| Hugo Stiglitz | ... | Theo | |
 |
Lilli Carati | ... | Isela (as Lili Carati) |
| Eduardo Fajardo | ... | Bonardis | |
| Manuel Zarzo | ... | Secuaz de Bender (as Manolo Zarzo) | |
| Fernando Sánchez Polack | ... | Cullen | |
|
|
Alejandro de Enciso | ... | Trillot (as Alejandro Enciso) |
| Frank Braña | ... | Mike Haddon (as Francisco Braña) | |
| José Riesgo | ... | Jefe superior de policía | |
|
|
María Álvarez | ||
|
|
Carmen Martínez Sierra | ||
|
|
Anastasio Campoy | ||
| Mel Ferrer | ... | Sheriff | |
| Francisco Rabal | ... | Bender | |
| Nadiuska | ... | Denise Marciano | |
| Rest of cast listed alphabetically: | |||
|
|
Riccardo Petrazzi | ... | Henchman |
Music by
| Stelvio Cipriani | ||
Cinematography by
| Raúl Pérez Cubero | ||
Editing by
| Otello Colangeli | ||
| María Luisa Soriano | ... | (as Maruja Soriano) |
Additional Crew
| Víctor Agramunt | ... | voice dubbing: Hugo Stiglitz (uncredited) |
| Francisco Arenzana | ... | voice dubbing: Frank Braña (uncredited) |
| Javier Franquelo | ... | voice dubbing: José Riesgo (uncredited) |
| Mari Ángeles Herranz | ... | voice dubbing: Nadiuska (uncredited) |
| Juan Lombardero | ... | voice dubbing: Alejandro de Enciso (uncredited) |
| Julio Núñez | ... | voice dubbing: Fernando Sánchez Polack (uncredited) |
| Simón Ramírez | ... | voice dubbing: Maurizio Merli (uncredited) |
| Claudio Rodríguez | ... | voice dubbing: Mel Ferrer (uncredited) |
| María Luisa Rubio | ... | voice dubbing: Lilli Carati (uncredited) |
