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Richard Egan as King Leonidas |
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Ralph Richardson as Themistocles of Athens |
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Diane Baker as Ellas |
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Barry Coe as Phylon |
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David Farrar as Xerxes |
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Anne Wakefield as Artemisa |
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Donald Houston as Hydarnes |
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Άννα Συνοδινού as Gorgo |
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Robert Brown as Pentheus |
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Laurence Naismith as First Delegate |
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Ivan Triesault as Demaratus |
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Charles Fawcett as Megistias |
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Μιχάλης Νικολινάκος as Myron |
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Sandro Giglio as Xenathon |
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Anna Raftopoulou as Toris |
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Δήμος Σταρένιος as Samos |
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Γιώργος Μούτσιος as Demophilus of Thespiae |
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Νίκος Παπακωνσταντίνου as Grellas |
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Κώστας Μπαλαδήμας as |
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Ζαννίνο as |
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Kieron Moore as Ephialtes |
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John Crawford as Agathon the Spartan Spy |
| Writing | Gian Paolo Callegari | Writer |
| Directing | Rudolph Maté | Director |
| Writing | Remigio Del Grosso | Writer |
| Camera | Geoffrey Unsworth | Director of Photography |
| Sound | Μάνος Χατζιδάκις | Original Music Composer |
