Directed by
| Richard Carlson | ||
Writing Credits (in alphabetical order)
| Louis L'Amour | ... | (story) |
| Eduardo Manzanos | ... | (Spanish version) |
| Jack Natteford | ... | (screenplay) |
Cast (in credits order)
| Don Murray | ... | Kid Rodelo | |
| Janet Leigh | ... | Nora | |
| Broderick Crawford | ... | Joe Harbin | |
| Richard Carlson | ... | Link | |
| José Nieto | ... | Thomas Reese | |
 |
Miguel del Castillo | ... | Chavas |
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José Villasante | ... | Cavalry Hat |
| Julio Peña | ... | Balsas | |
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Mike Brendel | ||
| Rest of cast listed alphabetically: | |||
| Luis Barboo | |||
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Bill Christmas | ... | Guard |
| Álvaro de Luna | |||
| Fernando Hilbeck | ... | Perryman | |
|
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Guillermo Méndez | ||
| Emilio Rodríguez | ... | Warden | |
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Ricardo Rubinstein | ... | Doctor |
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Alfonso San Félix | ... | Gopher (as Alfonso Sanfélix) |
Produced by
| Jack O. Lamont | ... | producer |
| Eduardo Manzanos | ... | associate producer |
| Arturo Marcos | ... | producer |
| Ellis Sard | ... | executive producer |
| James J. Storrow Jr. | ... | producer |
| James L. Storrow Jr. | ... | producer |
Music by
| Johnny Douglas | ||
| Manuel Parada | ... | (Spanish version) |
Cinematography by
| Manuel Merino | ||
Editing by
| Allan Morrison | ||
Art Direction by
| José Luis Galicia | ... | (as Jose Luis Galicia) |
| Jaime Pérez Cubero | ... | (as Jaime Cubero) |
Makeup Department
| Fernando Martínez | ... | makeup artist |
| María Nieves Ruiz | ... | hair stylist (as Maria Nieves Ruiz) |
Production Management
| Victoriano García Giraldo | ... | production manager (as Victoriano G. Giraldo) |
Sound Department
| Maurice Askew | ... | sound |
| Edgar Vetter | ... | sound |
| Lionel Strutt | ... | re-recording mixer (uncredited) |
Editorial Department
| Antonio Gimeno | ... | editor: Spanish version |
Music Department
| Johnny Douglas | ... | conductor |
