

Francis Barclay, a former member of the British Admiralty, who was captured in the early 1700s, and sold into slavery, by Andrew McAllister, and forced into piracy, enlists the aid of Dick Lindsay, to help him invade MacAllister's fortified island. The latter falls in love with MacAllister's daughter,Christine.
Acting
John Payne playing twins with wildly different vibes.
Production
Gloriously fake Caribbean sets that scream '1952 backlot.'

Director
Edward Ludwig
Trivia, insights & behind the scenes
John Payne plays both Lindsay and Robert McAllister, though the marketing barely hinted at the twin twist to preserve the surprise.
This was Arlene Dahl's 'exotic' phase—she plays 'half-Spanish' despite being Minnesota Norwegian, because 1952.