A Greek soldier leads the fight against an invading Persian army.
Unfortunately the movie The Giant of Marathon is not yet available on HBO Max.
| Writing | Augusto Frassinetti | Screenplay |
| Writing | Bruno Vailati | Screenplay |
| Sound | Roberto Nicolosi | Original Music Composer |
| Directing | Jacques Tourneur | Director |
| Directing | Bruno Vailati | Director |
| Production | Bruno Vailati | Producer |
| Directing | Mario Bava | Director |
| Directing | Armando Govoni | Second Assistant Director |
| Art | Mario Chiari | Production Design |
| Crew | Enzo Musumeci Greco | Master at Arms |
| Sound | Giulio Tagliacozzo | Sound |
| Costume & Make-Up | Marisa Crimi | Costume Design |
| Sound | Luigi Urbini | Conductor |
| Art | Gianni D'Aloisio | Assistant Production Design |
| Art | Marcello del Prato | Production Design |
| Directing | Barbara Fusch | Script Supervisor |
| Camera | Ubaldo Terzano | Camera Operator |
| Production | Renato Angiolini | Unit Manager |
| Crew | Mario Bava | Special Effects |
| Camera | Masino Manunza | Underwater Camera |
| Directing | Ottavio Oppo | First Assistant Director |
| Production | Lionello Santi | Producer |
| Directing | Odoardo Fiory | First Assistant Director |
| Camera | Mario Bava | Director of Photography |
| Art | Massimo Tavazzi | Set Decoration |
| Production | Paolo Mercuri | Production Secretary |
| Production | Ferruccio De Martino | Production Manager |
| Writing | Alberto Barsanti | Idea |
| Costume & Make-Up | Otello Fava | Makeup Artist |
| Writing | Ennio De Concini | Screenplay |
| Costume & Make-Up | Mara Rocchetti | Hairstylist |
| Writing | Raffaello Pacini | Idea |
| Production | Massimo De Rita | Assistant Production Manager |
| Editing | Mario Serandrei | Editor |
