| Person | Type | Job | Role(s) |
|---|---|---|---|
 Alex Weldon | Crew | Crew | Special Effects |
Antonio Macasoli | Crew | Camera | Director of Photography |
Edward Morey Jr. | Crew | Production | Production Supervisor |
 Elmer Bernstein | Crew | Sound | Original Music Composer |
Eric Seelig | Crew | Costume & Make-Up | Wardrobe Supervisor |
Frank E. Warner | Crew | Sound | Sound Editor |
José María Ochoa | Crew | Directing | First Assistant Director |
José María Tapiador | Crew | Art | Art Direction |
 Lynn Stalmaster | Crew | Production | Casting |
O. Nicholas Brown | Crew | Editing | Assistant Editor |
 Paul Wendkos | Crew | Directing | Director |
Rafael Salazar | Crew | Art | Set Decoration |
Robert Goodstein | Crew | Production | Production Manager |
Roy Charman | Crew | Sound | Sound |
 Stephen Kandel | Crew | Writing | Screenplay, Associate Producer |
Vincent M. Fennelly | Crew | Production | Producer |
Walter Hannemann | Crew | Editing | Editor |
Richard Carruth | Crew | Sound | Music Editor |
Ricardo Navarrete | Crew | Camera | Camera Operator |
Don Minkler | Crew | Sound | Sound Re-Recording Mixer |
Eva del Castillo Ortiz | Crew | Directing | Script Supervisor |
Art Cole | Crew | Art | Property Master |
Mariano Denia | Crew | Camera | Grip |
Alejandro de la Fuente | Crew | Lighting | Gaffer |
Ricardo Vásquez Sese | Crew | Costume & Make-Up | Makeup Designer |
George Rice | Crew | Sound | Sound |
 Don Gordon | Cast | Actor | Jackson |
 Francine York | Cast | Actress | Sophia |
 Gabriele Tinti | Cast | Actor | Antonio |
 George Peppard | Cast | Actor | Rod |
 Giovanna Ralli | Cast | Actress | Leonora |
 Hans Meyer | Cast | Actor | Svedborg |
Janis Hansen | Cast | Actress | Girl |
 John Larch | Cast | Actor | Warner |
 John Russell | Cast | Actor | General Pershing |
 Nico Minardos | Cast | Actor | Peter |
 Pete Duel | Cast | Actor | Andy |
 Raf Vallone | Cast | Actor | Córdoba |
Richard Pendrey | Cast | Actor | Adam |
 Takis Emmanuel | Cast | Actor | Campo |
 Lionel Murton | Cast | Actor | Colonel Hammond |
| Person | Type | Job | Role(s) |
