Directed by
| Maurice Labro | ||
Writing Credits
| Claude Rank | ... | (novel) and |
| Claude Rank | ... | (scenario) |
| Maurice Labro | ... | (adaptation) and |
| Jean Meckert | ... | (adaptation) |
| Jean Meckert | ... | (dialogue) and |
| Louis Velle | ... | (dialogue) |
Cast (in credits order) complete, awaiting verification
| Ray Danton | ... | Jeff Larson | |
| Pascale Petit | ... | Pilar Perez | |
| Conrado San Martín | ... | Cdt Luis Moreno | |
| Roger Hanin | ... | Robert 'Bob' Stuart | |
| Manuel Gil | ... | Clark | |
| Horst Frank | ... | Karl | |
| Charles Regnier | ... | Simon Walter | |
| Wolfgang Preiss | ... | Captain Parker | |
| Carl Lange | ... | Vassili Golochenko | |
| Helga Sommerfeld | ... | Lina Calderon | |
| Grit Boettcher | ... | Saskia (as Grit Böttcher) | |
| Helga Lehner | ... | Zimmermädchen | |
| Rest of cast listed alphabetically: | |||
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José Bastida | ... | (uncredited) |
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Trio de Ases | ... | (uncredited) |
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Mario De Barros | ... | Gonzales (uncredited) |
| Pilar Gómez Ferrer | ... | (uncredited) | |
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Stanislav Ledinek | ... | Ladislas (uncredited) |
| Günter Meisner | ... | Russian officer on the 'Donetz' (uncredited) | |
| Mitsouko | ... | Woman in green dress at the hotel reception (uncredited) | |
| Antonio Pica | ... | (uncredited) | |
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Héctor Quiroga | ... | (uncredited) |
| Roberto Rey | ... | Medina (uncredited) | |
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Lorenzo Robledo | ... | Cdt F24 (uncredited) |
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Alfonso Rojas | ... | Cdt Kostodiev (uncredited) |
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Rafael Vaquero | ... | (uncredited) |
Produced by
| Miguel de Echarri | ... | executive producer |
| Hans Oppenheimer | ... | executive producer |
Music by
| Michel Legrand | ||
Cinematography by
| Roger Fellous | ||
Editing by
| Georges Arnstam | ||
Makeup Department
| Marian Babiuch | ... | makeup artist |
Production Management
| Ulrich Picard | ... | production manager (as Ulrich Pickard) |
Art Department
| Antonio de Miguel | ... | set decorator trainee |
Sound Department
| Gunther Kortwich | ... | sound |
Camera and Electrical Department
| Mariano Ruiz Capillas | ... | director of photography: second unit |
Additional Crew
| Georges Aminel | ... | voice dubbing: Ray Danton (uncredited) |
| Jean-Pierre Duclos | ... | voice dubbing: Conrado San Martín (uncredited) |
| Raymond Loyer | ... | voice dubbing: Wolfgang Preiss (uncredited) |
| Serge Nadaud | ... | voice dubbing: Carl Lange (uncredited) |
