Arabian Nights adventure/fantasy brought to the screen with the help of Ray Harryhausen's spectacular special effects. When his beloved Princess Parisa is turned into a miniature by an evil magician, adventuring sailor Sinbad (Kerwin Mathews) undertakes a quest to the island of Colossus to break the spell. En route he must battle various mythological monsters, including the Cyclops, a sword-wielding skeleton, a two-headed bird and a dragon.