Directed by
| Roberto Bianchi Montero | ||
| Albert T. Viola | ... | (English version) |
Writing Credits
| Francesco Torti | ... | (screenplay) and |
| Guido Castaldo | ... | (screenplay) |
Cast (in credits order) complete, awaiting verification
| Boris Karloff | ... | Self - Narrator (voice) | |
| Rest of cast listed alphabetically: | |||
| Federico Boido | ... | German Student Watching Duel (uncredited) | |
 |
Franz Drago | ... | Self (uncredited) |
| Ugo Fangareggi | ... | (uncredited) | |
| Brad Harris | ... | Hercules (uncredited) | |
|
|
Gregorio Wu | ... | Spectator Watching Women Wrestling (uncredited) |
Music by
| Coriolano Gori | ||
Cinematography by
| Giuseppe La Torre | ||
Editing by
| Enzo Alfonsi | ... | (as Enzo Alfonzi) |
| Fred von Bernewitz | ... | (English version) |
Production Management
| Franco Rispoli | ... | production inspector |
| Paolo Tassara | ... | production secretary |
| Attilio Tosato | ... | production director |
Second Unit Director or Assistant Director
| Ferruccio Castronuovo | ... | assistant director |
| Alberto Salvatori | ... | assistant director |
Sound Department
| Franco Bassi | ... | sound technician |
| Amedeo Giomini Cherubini | ... | sound editor |
Camera and Electrical Department
| Giuseppe La Torre | ... | director of photography |
Editorial Department
| Mauro Contini | ... | assistant editor |
Music Department
| Nini Rosso | ... | composer: musician (as Nino Rosso) |
Additional Crew
| D.L. Amarasinghe | ... | collaborator: ceylon |
| Lee Fat Choy | ... | collaborator: hong kong |
| Henry Dussault | ... | collaborator: vietnam |
| Alfred Easton | ... | collaborator: great britain |
| Gianni Maddaleni | ... | collaborator: italy |
| Alfredo Manganiello | ... | collaborator: italy |
| Miguel Pingarron | ... | collaborator: central and south america |
| Roberto Reale | ... | collaborator: italy |
| Fonad Shafey | ... | collaborator: Tanganyika |
| Alfred Sorin | ... | collaborator: indonesia |
| Hans Stahl | ... | collaborator: denmark |
| Rudolf Steinman | ... | collaborator: germany |
