Two adventures dive for treasure off the coast of Jamaica.
| Actor | Role |
|---|---|
 Robert RyanBrad Carlton | Brad Carlton |
 Mala PowersTerry McBride | Terry McBride |
 Anthony QuinnTony Bartlett | Tony Bartlett |
 Suzan BallVenita | Venita |
 George MathewsCaptain Meade | Captain Meade |
 Karl StepanekDwight Trevor | Dwight Trevor |
 Hilo HattieMama Mary | Mama Mary |
 Lalo RiosCalypso | Calypso |
 Woody StrodeDjion | Djion |
 John WarburtonCaptain Clive | Captain Clive |
 Peter MamakosPedro Mendoza | Pedro Mendoza |
 Barbara MorrisonMadame Cecile | Madame Cecile |
| LLeRoi AntoineCalypso Singer | Calypso Singer |
 Leon LontocKip | Kip |
 Marya MarcoHalf-Caste Woman | Half-Caste Woman |
 Sherry MorelandMarie | Marie |