Directed by
| Antonio Margheriti | ... | (as Anthony M. Dawson) |
Writing Credits (in alphabetical order)
| Paul Costello | ... | (screenplay) |
| Paul Costello | ... | (story) |
| Marc Princi | ... | (screenplay) |
| Marc Princi | ... | (story) |
| Giovanni Simonelli | ... | (screenplay) (as Simon O'Neill) |
| Giovanni Simonelli | ... | (story) (as Simon O'Neill) |
Cast (in credits order) verified as complete
| Lee Van Cleef | ... | Chris Gretchko / Ray Sloan | |
| Karen Black | ... | Clarisse Saunders | |
| Edward Albert | ... | Jeff Olafsen | |
| Lionel Stander | ... | Sam | |
| Robert Alda | ... | Captain Donati | |
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Angelo Infanti | ... | Inspector |
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Antonella Murgia | ... | Jessica |
| Peter Carsten | ... | Van Stratten | |
| Dan van Husen | ... | Hans (as Rudolf van Husen) | |
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Dyane Silverstein | ... | Cashier |
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Steven Burch | ... | Fred (as Steve Burche) |
| Ron Van Clief | ... | Duke | |
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Bob Hevelone | ... | Lieutenant (as Bob Avalone) |
| Roy Brocksmith | ... | Warehouse Owner | |
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Ewald G. Spader | ... | Electrician |
| Rest of cast listed alphabetically: | |||
| Rudolf Waldemar Brem | ... | Hans' companion henchman (uncredited) | |
Produced by
| Raymond R. Homer | ... | executive producer |
| Carlo Ponti | ... | executive producer |
| Turi Vasile | ... | producer |
Music by
| Paolo Vasile | ||
Cinematography by
| Sergio D'Offizi | ||
Editing by
| Roberto Sterbini | ||
Casting By
| Joe Pollini | ||
Art Direction by
| Francesco Bronzi | ||
| Hans Zillmann | ||
Costume Design by
| Adriana Berselli | ||
Makeup Department
| Giovanni Palombi | ... | hair stylist |
| Marisa Tilly | ... | makeup artist (as Maria Luisa Tilly) |
Production Management
| Roberto Luvisotti | ... | production supervisor |
| Peter Naguschewski | ... | unit manager |
| Ugo Valenti | ... | production manager |
| Frank Winterstein | ... | production supervisor |
| Andrew W. Garroni | ... | production manager (uncredited) |
| William Lustig | ... | production manager (uncredited) |
Second Unit Director or Assistant Director
| Ignazio Dolce | ... | assistant director |
Sound Department
| Mario Bramonti | ... | sound |
Camera and Electrical Department
| Enrico Lucidi | ... | camera operator |
Music Department
| Alexander Blonksteiner | ... | conductor (as Alessandro Blonksteiner) |
Script and Continuity Department
| Eva Koltay | ... | script supervisor |
Additional Crew
| Stephen A. Glanzrock | ... | production assistant: New York (uncredited) |
