The fearless Arabian adventurer regales a group of travellers with the story of his eighth famous voyage. He follows a map leading to an island where Alexander the Great's lost treasure is hidden, but makes a powerful enemy along the way when he frees a woman from the harem of a ruthless emir. Swashbuckling adventure, starring Douglas Fairbanks Jr, Maureen O'Hara and Anthony Quinn.

Daredevil sailor Sinbad embarks on a voyage across the Seven Seas to find the lost riches of Alexander the Great. His first stop is the port of Basra, where his ship is seized and scheduled for auction. In his attempt to win it back, he befriends beautiful concubine Shireen. But when her master, the nefarious Emir, calls her back to duty, Sinbad must interrupt his adventure to save the "Jewel of Persia."