Directed by
| Fabrizio De Angelis | ... | (as Larry Ludman) |
Writing Credits
| Gianfranco Clerici | ... | (story & screenplay) & |
| Vincenzo Mannino | ... | (story & screenplay) & |
| Fabrizio De Angelis | ... | (story & screenplay) (as Larry Ludman) & |
| Erwin C. Dietrich | ... | (story & screenplay) |
Cast (in credits order)
| Oliver Tobias | ... | Richard Wagner | |
| Christopher Connelly | ... | Roger Carson | |
| Manfred Lehmann | ... | Mark Adams (as Manfred Lehman) | |
| John Steiner | ... | James Walcott | |
| Ethan Wayne | ... | Mike | |
| Donald Pleasence | ... | Father Lenoir | |
| Gordon Mitchell | ... | Col. Mortimer | |
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Maria Koltay | ||
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Kordy Mounir | ||
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Richard Lester | ||
| Luciano Pigozzi | ... | Phil Lawson's father (as Alan Collins) | |
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Brad Fletcher | ||
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Jene Davis | ||
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Antonella di Marco | ||
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David Light | ||
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Rolando Taino | ... | (as Rolando Tainò) |
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Scott Rudolph | ... | (as Rudolph Scott) |
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Willy Schober | ... | Soldier (as Willy Morales) |
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Anthony Ogunsanya | ... | (as Anthony Ogunsanja) |
| Enzo G. Castellari | ... | Maj. Morris | |
| Ennio Girolami | ... | (as Thomas Moore) | |
| Rest of cast listed alphabetically: | |||
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Willie Williams | ... | Escaped Prisoner (uncredited) |
Produced by
| Fabrizio De Angelis | ... | producer |
| Erwin C. Dietrich | ... | producer |
Music by
| Francesco De Masi | ||
Cinematography by
| Sergio D'Offizi | ||
| Sergio Salvati | ||
Editing by
| Eugenio Alabiso | ||
| Alberto Moriani | ||
Art Direction by
| Massimo Antonello Geleng | ... | (as Alexander M. Colby) |
Makeup Department
| Daniel Dalchow | ... | assistant makeup artist |
| James Regers | ... | hair stylist (as James Rogers) |
| Maurizio Trani | ... | makeup artist (as Mike Terry) |
Production Management
| Peter Baumgartner | ... | production manager |
| Arno Sussbier | ... | unit manager |
Second Unit Director or Assistant Director
| Peter Dolan | ... | assistant director |
Art Department
| David Bancroft | ... | set constructor (as David Bancroff) |
| Albert Cooper | ... | assistant art director |
| Rodolfo Ruzza | ... | property master (as Richard Ross) |
Sound Department
| Nick Alexander | ... | dubbing editor |
| Edmondo Gintili | ... | sound effects editor |
| Donald Murphy | ... | boom operator |
| Gerhard Wagner | ... | sound recordist |
Stunts
| Steve Connelly | ... | stunt coordinator |
Camera and Electrical Department
| Ennio Brizzolari | ... | key grip (as Elmer Barkey) |
| Michael Cook | ... | camera operator |
| Ben Nollora | ... | still photographer (as Ben N. Nollora) |
| Harrison Palmer | ... | assistant camera (as Harry Palmer) |
| Mark Vigt | ... | gaffer |
Costume and Wardrobe Department
| Bill Allen | ... | assistant costume designer |
| Jane Sutton | ... | seamstress |
Editorial Department
| Emanuela Di Giunta | ... | assistant editor |
| Frank Lennon | ... | cutting room assistant |
Music Department
| Francesco De Masi | ... | musical director |
Script and Continuity Department
| Rita Agostini | ... | continuity (as Mary Keller) |
Additional Crew
| Marina De Tiberiis | ... | production assistant |
| George Green | ... | paymaster |
| Giorgio Favretto | ... | voice dubbing: Manfred Lehmann (uncredited) |
| Mickey Knox | ... | voice dubbing: Enzo G. Castellari (uncredited) |
| Gino Lavagetto | ... | voice dubbing: John Steiner (uncredited) |
| Natalino Libralesso | ... | voice dubbing: Oliver Tobias (uncredited) |
| Romano Malaspina | ... | voice dubbing: Christopher Connelly (uncredited) |
| Edward Mannix | ... | voice dubbing: Gordon Mitchell (uncredited) |