- Mark Forest
- Maciste
- Marilù Tolo
- Olympia
- Elisabetta Fanti
- Livia
- Robert Hundar
- Zefatius
- Franco Cobianchi
- Vitellius
- Giuseppe Addobbati
- Marcellus
- Ferruccio Amendola
- Dammatius
- Ugo Attanasio
- Senator
- Renato Navarrini
- Sylvia's Father
- Jacques Stany
- Epialte
- Bruno Ukmar
- Tirfeo
- Enrico Salvatore
- (as Enrico Salvatore)
- Fortunato Arena
- One of Maciste's Accomplices
- Elio Bonadonna
- Fighter with Maciste
- Giovanni Bonadonna
- Fighter with Maciste
- Angelo Boscariol
- Roman Guard
- Augusto Brenna
- Senator
- Giuseppe Cardone
- Spectator in Arena
- Angelo Casadei
- Roman Dignity
- Franz Colangeli
- Senator
- Severino D'Ottavi
- Spectator in Arena
- Onofrio Fulli
- Spectator in Arena
- Gilberto Galimberti
- Roman Guard
- Giuliano Giuliani
- (uncredited)
- Giuseppe Marrocco
- Roman Guard
- Mario Meniconi
- Spectator in the Arena
- Emilio Messina
- Gladiator
- Roberto Messina
- Gladiator
- Sandro Mondini
- Spectator in Arena
- Romano Moraschini
- Roman Guard
- Nello Pazzafini
- Gladiator
- Clemente Ukmar
- Acrobat
- Franco Ukmar
- Gladiator
