- Gary Cooper
- Lt. John W. Harkness
- Jane Greer
- Ellie C. Harkness
- Millard Mitchell
- George Larrabee
- Eddie Albert
- Lt. Bill Barron
- John McIntire
- Cmdr. W. R. Reynolds
- Ray Collins
- Rear Admiral L.C. Tennant
- Harry von Zell
- Capt. 'Danny' Eliot
- Jack Webb
- Ens. Anthony 'Tony' Barbo
- Richard Erdman
- Ens. Chuck Dorrance
- Harvey Lembeck
- Norelli
- Henry Slate
- Chief Engineer Ryan
- Ed Begley
- Port Commander
- Charles Bronson
- Wascylewski
- Herman Cantor
- Naval Captain
- James Conaty
- Officer at Officer's Club
- James Cornell
- New Boy - Sailor
- Johnny Dugan
- Crew Member
- Franklyn Farnum
- Officer Introducing Admiral Tennant
- Joel Fluellen
- Officer's Club Waiter
- Glen Gordon
- Shore Patrolman
- Kenneth Harvey
- Crew Member
- Jerry Hausner
- Crew Member
- Laurence Hugo
- Shore Patrolman
- Bernard Kates
- Tugboat Sailor
- William F. Leicester
- Chief Petty Officer
- Rory Mallinson
- Lieutenant Commander
- Lee Marvin
- Radio Man
- Biff McGuire
- Sailor Messenger
- John McGuire
- Naval Commander
- Norman McKay
- Admiral's Aide
- Bill McLean
- Crew Member
- F. Ben Miller
- Crew Member
- George Nader
- Crew Member
- Damian O'Flynn
- Doctor
- Elsa Peterson
- Admiral's Wife
- Fay Roope
- Carrier Admiral
- Charles Smith
- Crew Member
- Ted Stanhope
- Naval Officer
- Charles Tannen
- Houlihan
- Jack Warden
- Tommy Morse
