- Clark Gable
- Cmdr. 'Rich' Richardson
- Burt Lancaster
- Lt. Jim Bledsoe
- Jack Warden
- Yeoman 1st Class Mueller
- Brad Dexter
- Ens. Gerald Cartwright
- Don Rickles
- Quartermaster 1st Class Ruby
- Nick Cravat
- Russo
- Joe Maross
- Chief Kohler
- Mary LaRoche
- Laura Richardson
- Eddie Foy III
- Larto
- Rudy Bond
- Sonarman 1st Class Cullen
- Jimmy Bates
- Jessie
- John Bryant
- Carl Beckman
- John Close
- Co-ordinate Fixer at Bungo Straits
- Joel Fluellen
- Bragg
- John Gibson
- Capt. Blunt
- Dale Ishimoto
- Japanese sailor
- Alexander Lockwood
- Minor Role
- Ken Lynch
- Frank
- Maurice McEndree
- Radio Operator
- James Murdock
- Crew member
- Teru Shimada
- Japanese Submarine Commander
- Rodger Terry
- Crewman
- Russell Thorson
- Submarine Crewman
- Skip Ward
- Minor Role
- H.M. Wynant
- Corpsman Hendrix
