Gordon Scott
Hercules
Paul Stevens
Diogenes
Mart Hulswit
Ulysses
Diana Hyland
Princess Diana
Steve Garrett
Petra
Gordon Mitchell
Pirate Captain
George Ardisson
Leander
Roger Browne
Ortag
Jacques Stany
Argus
Mario Novelli
Botus
Dan Christian
Boatswain
Everett Sloane
Narrator (voice)
