Greek father (Gilbert Roland) and son (Robert Wagner) divers decide to search for sponges off the coast of Florida. But after being robbed, they agree to take the crooks to a dangerous reef to dive for more. Alas, the father suffers a fatal accident, leaving his son to carry on the business with a female companion (Terry Moore).
Starring: Robert Wagner, Terry Moore, Gilbert Roland, J. Carrol Naish and Peter Graves
Directed By: Robert D. Webb
Written By: A. I . Bezzerides
Genre: Action, Adventure
Run Time: 102 minutes