You see it without special glasses !

Mike and Tony Petrakis are a Greek father and son team who dive for sponges off the coast of Florida. After they are robbed by crooks, Arnold and the Rhys brothers, Mike decides to take his men to the dangerous 12-mile reef to dive for more sponges. Mike suffers a fatal accident when he falls from the reef leaving Tony to carry on the business. But now he has a companion, Gwyneth Rhys.

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Main Cast: Robert Wagner, Terry Moore, Gilbert Roland, J. Carrol Naish, Richard Boone, Angela Clarke, Peter Graves, Jay Novello, Jacques Aubuchon, Gloria Gordon

Director: Robert D. Webb

Writer: A.I. Bezzerides

Editor: William Reynolds

Cinematographer: Edward Cronjager

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