Directed by
| Luigi Cozzi | ... | (as Lewis Coates) |
Writing Credits (in alphabetical order)
| Luigi Cozzi | ... | (written by) (as Lewis Coates) |
Cast (in credits order) complete, awaiting verification
| Lou Ferrigno | ... | Hercules | |
| Brad Harris | ... | King Augeias | |
| Sybil Danning | ... | Adriana | |
| Rossana Podestà | ... | Hera | |
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Ingrid Anderson | ... | Cassiopeia |
| Mirella D'Angelo | ... | Circe | |
| William Berger | ... | King Minos | |
| Bobby Rhodes | ... | King Xenodama | |
| Gianni Garko | ... | Valcheus (as John Garko) | |
| Yehuda Efroni | ... | Dorcon | |
| Delia Boccardo | ... | Athena | |
| Claudio Cassinelli | ... | Zeus | |
| Franco Garofalo | ... | The Thief (as Frank Garland) | |
| Gabriella Giorgelli | ... | Mother (as Gabriella George) | |
| Raf Baldassarre | ... | Sostratos (as Ralph Baldassar) | |
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Stelio Candelli | ... | Father (as Steven Candell) |
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Valentina Montanari | ... | Chambermaid (as Valerie Montanari) |
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Rocco Lerro | ... | The Friend (as Roger Larry) |
| Eva Robins | ... | Daedalus (as Eva Robbins) | |
| Rest of cast listed alphabetically: | |||
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Giovanni Cianfriglia | ... | (uncredited) |
| Mindi Miller | ... | (uncredited) | |
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Zaira Zoccheddu | ... | Courtesan (uncredited) |
Produced by
| Yoram Globus | ... | producer |
| Menahem Golan | ... | producer |
| John Thompson | ... | executive producer |
Music by
| Pino Donaggio | ||
Cinematography by
| Alberto Spagnoli | ... | (photography) |
Editing by
| James Beshears | ||
| Sergio Montanari | ||
Production Design by
| Massimo Antonello Geleng | ... | (as M.A. Geleng) |
Set Decoration by
| Giacomo Calò Carducci | ... | (as Jack Carducci) |
Costume Design by
| Adriana Spadaro | ||
Production Management
| Fabio Diotallevi | ... | production supervisor |
| Vittorio Galiano | ... | production manager (as Victor Galiant) |
| Ricky Sacco | ... | production director |
Second Unit Director or Assistant Director
| Giancarlo Santi | ... | assistant director (as John Santi) |
Art Department
| Giacomo Calò Carducci | ... | set dresser (as Jack Carducci) |
| Drew Struzan | ... | poster artist (uncredited) |
Sound Department
| Chris David | ... | stereo sound consultant: Dolby |
| Louis Elman | ... | post-synchronization supervisor (as Lou Ellman) |
| Gerry Humphreys | ... | sound mixer (as Gerry Humphries) |
| Robin O'Donoghue | ... | sound mixer |
| Roberto Petrozzi | ... | soundman (as Robert Petroff) |
Special Effects by
| Germano Natali | ... | special effects (as Herman Nathan) |
| Goffredo Unger | ... | special effects (as Jeffrey Unger) |
Visual Effects by
| Roberto Brega | ... | camera operator: miniatures and special visual effects (as Robert Brega) |
| Olivier Gérard | ... | unit coordinator: miniatures and special visual effects (as Gerard Olivier) |
| Armando Valcauda | ... | special visual effects |
| Paolo Zeccara | ... | model maker (uncredited) |
Stunts
| Enzo Musumeci Greco | ... | stunt coordinator (as Edward L. Greco) |
| Elio Bonadonna | ... | stunts (uncredited) |
| Giovanni Bonadonna | ... | stunts (uncredited) |
| Giovanni Cianfriglia | ... | stunts (uncredited) |
| Arnaldo Dell'Acqua | ... | stunts (uncredited) |
| Mauro Gasparri | ... | stunts (uncredited) |
| Rocco Lerro | ... | stunts (uncredited) |
Camera and Electrical Department
| Gianlorenzo Battaglia | ... | underwater photographer (as Lawrence Battle) |
| Franco Bruni | ... | camera operator |
| Ram Globus | ... | stillman |
| Sergio Melaranci | ... | assistant camera |
| Mauro Ruspantini | ... | still photographer |
| Marco Sacerdoti | ... | focus puller |
| Fabrizio Vicari | ... | assistant camera |
Editorial Department
| Lizi Gelber | ... | assistant editor (as Liz Gelber) |
| Maria Gianandrea | ... | assistant editor |
| Roberto Gianandrea | ... | assistant editor |
Music Department
| Natale Massara | ... | conductor |
| Maurizio Guarini | ... | musician: additional keyboards (uncredited) |
Script and Continuity Department
| Egle Guarino | ... | script supervisor (as Leslie Gaul) |
Additional Crew
| Massimo Galiano | ... | production secretary |
| Edilio Kim | ... | publicist (as Kim Gatti) |
| Enzo Musumeci Greco | ... | master of arms |
| Renato Pecoriello | ... | administrator |
| Denise Bryer | ... | voice dubbing: Mirella D'Angelo (english version) (uncredited) |
| Sergio Fiorentini | ... | voice dubbing: William Berger (uncredited) |
| Alessandro Iovino | ... | voice dubbing (uncredited) |
| Anthony La Penna | ... | voice dubbing: William Berger/Narrator (english version) (uncredited) |
| Edward Mannix | ... | voice dubbing (English version) (uncredited) |
| Renzo Musumeci Greco | ... | assistant master at arms (uncredited) |
| Ted Rusoff | ... | voice dubbing: Gianni Garko (english version) (uncredited) |
| Marc Smith | ... | voice dubbing (English version) (uncredited) |
| Susan Spafford | ... | voice dubbing (English version) (uncredited) |
| Frank J. Tsacrios | ... | English script editor (uncredited) |
