Rory Calhoun as Darios

Lea Massari as Diala

Georges Marchal as Peliocles

Conrado San Martín as Thar

Ángel Aranda as Koros, Peliocles' brother

Mabel Karr as Mirte, Peliocles' sister

Mimmo Palmara as Ares

Roberto Camardiel as Serse, King of Rhodes

Alfio Caltabiano as Creonte

George Rigaud as Lisippo, Dario's uncle

Yann Larvor as Mahor

Carlo Tamberlani as Xenon

Félix Fernández as Carete, Diala's father

Ignazio Dolce as (uncredited)

Antonio Casas as Phoenician Ambassador

Fernando Calzado as Sirione

Arturo Cabré as (uncredited)

Álvaro de Luna as (uncredited)

Ángel Menéndez as Eteocle (uncredited)

Nello Pazzafini as Man Ringing Gong (uncredited)

Gustavo Re as Mercante (uncredited)

José María Vilches as Eros (uncredited)