An adventurer about to lose his sloop and diving equipment agrees to dive for illegal gold.
| Actor | Role |
|---|---|
 Jeff ChandlerSteve Kent | Steve Kent |
 Evelyn KeyesVivian Craig | Vivian Craig |
 Philip FriendAllan Craig | Allan Craig |
 'Ducky' LouieKai Lun | Kai Lun |
 David BauerLorca | Lorca |
 Marvin MillerBok-Ying | Bok-Ying |
 Ben AstarPort Authority Captain | Port Authority Captain |
| HH.T. TsiangChang | Chang |
 Jay NovelloEspinosa | Espinosa |
| SShushella ShakariNative Girl | Native Girl |