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Guy Madison as Major Carter |
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Raffaella Carrà as Sara van Kolstrom |
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Stelvio Rosi as Sgt. Arthur Nolan |
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Piero Lulli as Colonel Kreuzfeld |
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Gloria Fernán Osuna as Resistance Girl |
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Alfredo Mayo as Professor van Kolstrum |
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Manuel Zarzo as Cpl. John Terrence |
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Enrique Ávila as Pvt. Thomas Nichols |
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Carlos Quiney as Sgt. Geronimo Lightcloud |
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Luis Induni as Patrón de hotel |
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Fernando Bilbao as Soldado Gilbert Adams |
| Directing | José Luis Merino | Director |
| Writing | Enrico Colombo | Writer |
| Writing | Giuliana Garavaglia | Writer |
| Writing | José Luis Merino | Writer |
| Writing | Manuel Sebares | Writer |
| Production | Gerardo Mendiburu | Producer |
| Production | Sergio Newman | Executive Producer |
| Sound | Angelo Francesco Lavagnino | Music |
| Camera | Emanuele Di Cola | Director of Photography |
| Editing | José Antonio Rojo | Editor |
