An evil sea captain and the forces of nature threaten two divers' search for a fortune in gold in the South Pacific.
| Actor | Role |
|---|---|
 John CarradineMike Clancy | Mike Clancy |
 Gale SondergaardMarge Willison | Marge Willison |
 Sidney TolerCapt. Krogan aka Carruthers | Capt. Krogan aka Carruthers |
 Frank FentonJack Burke | Jack Burke |
 Veda Ann BorgLuana | Luana |
| RRita QuigleyDiane | Diane |
 Rick VallinJohnny Pacific | Johnny Pacific |
 Tala BirellChristine | Christine |
 Patti McCartyBobbie Nelson | Bobbie Nelson |
 Betty AmannOlga | Olga |