A US submarine and its crew are captured by the Japanese on the eve of a major WWII battle.
| Actor | Role |
|---|---|
 Cliff RobertsonLt. Cmdr. Jeff Conway | Lt. Cmdr. Jeff Conway |
 Gia ScalaKaren Philips | Karen Philips |
 Teru ShimadaComm. Mori | Comm. Mori |
 Patricia CuttsLt. Peg Whitcomb | Lt. Peg Whitcomb |
 Gene BlakelyLt. Len Ross | Lt. Len Ross |
 Rian GarrickAl Schechter | Al Schechter |
 L.Q. JonesYeoman Halliday | Yeoman Halliday |
 Robin HughesMaj. Jammy Harris | Maj. Jammy Harris |
 Gordon JonesTorpedoman Bates | Torpedoman Bates |
 Tom LaughlinEns. Franklin | Ens. Franklin |
| RRobin RileySeaman Willies | Seaman Willies |
| PPatrick WestwoodSimes | Simes |
| JJames ForrestAustralian Prisoner | Australian Prisoner |