Directed by
| Jaime Jesús Balcázar | ||
Writing Credits (in alphabetical order)
| Jaime Jesús Balcázar | ... | (dialogue) |
| Bruno Corbucci | ... | (screenplay) |
| Bruno Corbucci | ... | (story) |
| Aldo Grimaldi | ... | (screenplay) |
| Aldo Grimaldi | ... | (story) |
| Giovanni Grimaldi | ... | (screenplay) |
| Giovanni Grimaldi | ... | (story) |
| José Antonio de la Loma | ... | (dialogue) |
Cast (in credits order)
| Robert Woods | ... | Roy Dexter (as Robert Wood) | |
| Dana Ghia | ... | Mercedes | |
 |
Angelo Infanti | ... | Barry Haller (as Angelo Infante) |
| Antonio Casas | ... | Colonel Jackson | |
| José Manuel Martín | ... | Manuel de Losa | |
| Gérard Tichy | ... | Clifford | |
|
|
Tomás Torres | ... | Pedro |
|
|
Giulio Maculani | ... | Sheriff |
| Antonio Molino Rojo | ... | Dave Griffith | |
| Osvaldo Genazzani | ... | Secretario de Hamilton | |
|
|
Gardenia Polito | ||
| Lucio Rosato | |||
| Rest of cast listed alphabetically: | |||
| Renato Baldini | |||
|
|
Eleonora Bianchi | ||
| Gianluigi Crescenzi | |||
|
|
Miguel de la Riva | ... | Abogado defensor |
|
|
Robert Hoot | ||
|
|
Ángel Lombarte | ... | Ayudante del Sheriff |
|
|
Francisco Nieto | ... | Propietario de la tienda |
|
|
Luis del Pueblo | ... | Thompson |
| Gustavo Re | |||
|
|
Juan Antonio Rubio | ||
|
|
Juan Torres | ... | Mexicano |
|
|
Rosa Biadiu | ... | Chica de la fiesta (uncredited) |
|
|
Sergio Doré | ... | Presidente del Tribunal (uncredited) |
|
|
Jose Halufi | ... | Manuel's Right Hand Man (uncredited) |
|
|
José Palomo | ... | Viejo del pueblo (uncredited) |
|
|
Carlos Ronda | ... | Señor Spencer (uncredited) |
Produced by
| Alfonso Balcázar | ... | producer |
Music by
| Benedetto Ghiglia | ||
| Angelo Francesco Lavagnino | ||
Cinematography by
| Víctor Monreal | ||
| Tino Santoni | ... | (as Clemente Santoni) |
Editing by
| Juan Luis Oliver | ||
Production Design by
| Riccardo Domenici | ... | (as Alberto Dominici) |
| Juan Alberto Soler | ||
Costume Design by
| Rafael Borqué | ||
Makeup Department
| Asunción Fernández | ... | makeup artist |
| Pepita López | ... | hair stylist |
| Faliero Maggetti | ... | makeup artist |
Production Management
| Carla Colisi Rossi | ... | production director |
| Claudio Colisi Rossi | ... | production manager |
Second Unit Director or Assistant Director
| Ángel G. Gauna | ... | assistant director |
| Joaquín Vera | ... | assistant director |
Sound Department
| Vittorio De Sisti | ... | sound engineer |
| Giulio Tagliacozzo | ... | sound engineer |
Camera and Electrical Department
| Giovanni Bergamini | ... | camera operator |
| Luigi Bernardini | ... | assistant camera |
| Miguel Cussó | ... | assistant camera |
Music Department
| Benedetto Ghiglia | ... | conductor |
Script and Continuity Department
| Manuel Bengoa | ... | script supervisor |
Additional Crew
| Giulio Maculani | ... | arms master |
| Miguel Alonso | ... | voice dubbing: Antonio Casas (uncredited) |
| Josep Maria Angelat | ... | voice dubbing: Antonio Molino Rojo (uncredited) |
| Juan Antolín | ... | voice dubbing (uncredited) |
| Ernesto Aura | ... | voice dubbing (uncredited) |
| Javier Dotú | ... | voice dubbing (uncredited) |
| Antonio Fernández | ... | voice dubbing: José Manuel Martín (uncredited) |
| Estanis González | ... | voice dubbing: Gérard Tichy (uncredited) |
| Julio Goróstegui | ... | voice dubbing (uncredited) |
| Antonio Gómez de Vicente | ... | voice dubbing: various (uncredited) |
| Rogelio Hernández | ... | voice dubbing: Robert Woods (uncredited) |
| Enriqueta Linares | ... | voice dubbing (uncredited) |
| Dionisio Macías | ... | voice dubbing (uncredited) |
| Vicente Martínez | ... | voice dubbing (uncredited) |
| Eduardo Muntada | ... | voice dubbing (uncredited) |
| Glòria Roig | ... | voice dubbing (uncredited) |
| Carlos Ronda | ... | voice dubbing: various (uncredited) |
| José Maria Santos | ... | voice dubbing: Angelo Infanti (uncredited) |
| María Luisa Solá | ... | voice dubbing: Dana Ghia (uncredited) |
| Fernando Ulloa | ... | voice dubbing: Tomás Torres and Sergio Doré (uncredited) |
