Steve Reeves
Ercole (Hercules)
Sylva Koscina
Iole, bride of Ercole
Sylvia Lopez
Queen Onfale, of Lidia
Gabriele Antonini
Ulisse, son of Laertes
Primo Carnera
Anteo, the giant
Patrizia Della Rovere
Penelope
Sergio Fantoni
Eteocle
Fulvia Franco
Anticlea
Carlo D'Angelo
Creonte, High Priest of Thebes
Marisa Valenti
Blond Slave Girl
Mimmo Palmara
Polinice
Elda Tattoli
Altmea - Mother of Ulisses' Girlfriend
Daniele Vargas
Anfiarao
Andrea Fantasia
King Laerte
Gino Mattera
Orpheo
Aldo Fiorelli
Argos - the Shipbuilder
Gianni Loti
Sandone - Captain of the Lidian Guard
Cesare Fantoni
Oedipus - King of Thebes
Ugo Sasso
Polinice's Officer
Angelo Zanolli
Admeo
Sergio Ciani
Megreo - Officer Eating Apple
Aldo Pini
Tifi - Pilot of the Argos
Nando Cicero
Lastene
Willi Colombini
Fulvio Carrara
Walter Grant
Aesculapio
Colleen Bennet
Ballerina at Omphale's Palace
Giuliano Gemma
Melanippo (uncredited)
Mario Ghignone
Councilor of Eteocles (uncredited)
Nino Marchetti
Fossore (uncredited)
Fabrizio Mioni
Jason (uncredited)