Directed by
| Mario Bonnard | ||
Writing Credits
| Edward George Bulwer-Lytton | ... | (novel) and |
| Ennio De Concini | ... | (adaptation) & |
| Luigi Emmanuele | ... | (adaptation) & |
| Sergio Leone | ... | (screenplay) & |
| Duccio Tessari | ... | (adaptation) & |
| Sergio Corbucci | ... | (adaptation) |
Cast (in credits order) complete, awaiting verification
| Steve Reeves | ... | Glaucus Leto | |
| Christine Kaufmann | ... | Elena / Ione (as Cristina Kaufmann) | |
| Fernando Rey | ... | Arbaces, High Priest of Isis | |
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Barbara Carroll | ... | Nydia |
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Anne-Marie Baumann | ... | Julia |
| Mimmo Palmara | ... | Gallinus, a Praetorian Guard | |
| Guillermo Marín | ... | Ascanius, Consul of Pompei | |
| Ángel Aranda | ... | Antoninus Marcus | |
| Carlo Tamberlani | ... | Olinto, Christian Leader | |
| Mario Morales | ... | Marcus, Military Tribune | |
| Mino Doro | ... | Roman Consul | |
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Ángel Ortiz | ... | Helios, a Praetorian Guard |
| Mario Berriatúa | ... | Praetorian Guard | |
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Lola Torres | ... | Tavern Keeper |
| Ignazio Dolce | ... | Caius | |
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Tony Richards | ||
| Antonio Casas | |||
| Vicky Lagos | ... | Woman in Red | |
| Rest of cast listed alphabetically: | |||
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Pedro Fenollar | ... | Announcer |
| Jesús Puente | ... | Roman Senator | |
| María Silva | ... | Julia's Maid | |
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Hank Bergman | ... | Roman Soldier (uncredited) |
Produced by
| Lucio Fulci | ... | associate producer |
| Paolo Moffa | ... | executive producer |
| Renato Silvestri | ... | supervising producer |
Music by
| Angelo Francesco Lavagnino | ||
Cinematography by
| Antonio L. Ballesteros | ... | director of photography (as Antonio Ballesteros) |
Editing by
| Eraldo Da Roma | ||
| Julio Peña | ... | (uncredited) |
Production Design by
| Ramiro Gómez | ||
| Aldo Tommasini | ||
Set Decoration by
| Ramiro Gómez | ||
Costume Design by
| Duilio Cambellotti | ||
| Vittorio Rossi | ||
Makeup Department
| Antonia López | ... | hair stylist (as Antonita Sanchez) |
| Angelo Malantrucco | ... | makeup artist |
| Carmen Martinez | ... | makeup artist |
Production Management
| Eduardo de la Fuente | ... | production manager |
| Cesare Seccia | ... | production manager |
| Renato Silvestri | ... | production manager |
Second Unit Director or Assistant Director
| Augusto Fenollar | ... | second assistant director |
| Sergio Leone | ... | assistant director: second unit |
| Duccio Tessari | ... | first assistant director |
| Sergio Corbucci | ... | assistant director: second unit (uncredited) |
Art Department
| Rafael Ferri | ... | assistant production designer |
| Augusto Lega | ... | construction coordinator |
| Rafael Pérez Murcia | ... | assistant production designer |
| Giuseppe Ranieri | ... | assistant production designer |
| Francisco Rodríguez Asensio | ... | construction coordinator (as Francisco R. Asensio) |
Sound Department
| Mario Amari | ... | sound engineer |
| Primiano Muratori | ... | boom operator |
| Giovanni Porcelli | ... | sound engineer |
Special Effects by
| Eros Bacciucchi | ... | pyrotechnician (as Erasmo Bacciucchi) |
| Dino Galiano | ... | special effects (as Cataldo Galliano) |
| Antonio Macasoli | ... | special effects (as Macasoli) |
| Mario Bava | ... | matte paintings (uncredited) |
Visual Effects by
| Emilio Ruiz del Río | ... | matte shots (uncredited) |
Stunts
| Alfio Caltabiano | ... | master of arms / stunts (uncredited) |
Camera and Electrical Department
| Enzo Barboni | ... | director of photography: second unit |
| Dario Di Palma | ... | assistant camera |
| Adolfo Guerrieri | ... | still photographer |
| Domenico Mancori | ... | camera operator |
| Sandro Mancori | ... | assistant camera |
| Eduardo Noé | ... | camera operator |
Costume and Wardrobe Department
| Luciana Bagni | ... | assistant costume designer |
| Irma Tonnini | ... | wardrobe supervisor (as Antonio Ballesteros) |
Editorial Department
| Marcella Benvenuti | ... | assistant editor |
| Jorge Grau | ... | color consultant |
| María Luisa Pino | ... | second assistant editor |
Music Department
| Angelo Francesco Lavagnino | ... | conductor / musical director |
Script and Continuity Department
| José Castanyer | ... | script supervisor |
Additional Crew
| Miguel Asensio | ... | production assistant |
| Alfonso Fabrizio | ... | production secretary |
| Antonio Montoya | ... | production assistant |
| Luigi Pinini | ... | production assistant |
| Gino Baghetti | ... | voice dubbing: Mino Doro (uncredited) |
| Fiorella Betti | ... | voice dubbing: Barbara Carroll (uncredited) |
| Giorgio Capecchi | ... | voice dubbing: Fernando Rey (uncredited) |
| Emilio Cigoli | ... | voice dubbing: Steve Reeves (uncredited) |
| Gualtiero De Angelis | ... | voice dubbing: Mimmo Palmara (uncredited) |
| Maria Pia Di Meo | ... | voice dubbing: Christine Kaufmann (uncredited) |
| Nando Gazzolo | ... | voice dubbing: Guillermo Marín (uncredited) |
| Pino Locchi | ... | voice dubbing: Ignazio Dolce (uncredited) |
| Glauco Onorato | ... | voice dubbing: Mario Berratua (uncredited) |
| Carlo Romano | ... | voice dubbing: Angel Ortiz (uncredited) |
| Lydia Simoneschi | ... | voice dubbing: Anne-Marie Baumann (uncredited) |
| Massimo Turci | ... | voice dubbing: Ángel Aranda (uncredited) |
