 | Joachim Fuchsberger als Frankie Bargher |
 | Erika Blanc als Maud Taylor |
 | Eddi Arent als Kaiser |
 | Rosalba Neri als Elena |
 | Rik Battaglia als Drummer |
 | Karin Field als Karin |
 | Mariano Vidal Molina als Tom Fenner |
 | Walter Barnes als Col. O’Connor |
 | Luis de Tejada als Caldar |
| Charles Fawcett als Prof. Peers |
| Tito García als Mac |
| Gaspar 'Indio' González |
| Dámaso Muní |
| Óscar Pellicer |
| Carlos Miguel Solá |
| Tomás Torres |
| José Antonio de la Loma | Director |
| Juan Alberto Soler | Set Decoration |
| Horst Backwinkl | Unit Manager |
| José Antonio de la Loma | Writer |
| Alfonso Balcázar | Producer |
| Eduardo de la Fuente | Production Manager |
| Ricardo González | Camera Operator |
| Antonio Molina | Special Effects |
| Teresa Alcocer | Editor |
| Bruno Mattei | Editor |
| Antonio Piñero | Focus Puller |
| Alfons Carcasona | Producer |
| José María Otero | Associate Producer |
| Manuel Amigo | Assistant Production Manager |
| Vicenta Salvadó | Hairstylist |
| Jaime Jesús Balcázar | Writer |
| Piero Umiliani | Music |
| Adrián Jaramillo | Makeup Artist |
| Luis Arquero | Property Master |
| Enrique Garriga | Assistant Set Decoration |
| Franz Thierry | Production Supervisor |
| José Luis Gamboa | Assistant Director |
| Víctor Monreal | Director of Photography |
