- Cary Grant
- Capt. Cassidy
- John Garfield
- Wolf
- Alan Hale
- 'Cookie' Wainwright
- John Ridgely
- Reserve Officer Raymond
- Dane Clark
- Tin Can
- Warner Anderson
- Andy
- William Prince
- Pills
- Robert Hutton
- Tommy Adams
- Tom Tully
- Mike Conners
- Faye Emerson
- Mrs. Cassidy
- Peter Whitney
- Dakota
- Warren Douglas
- Larry
- John Forsythe
- Sparks
- John Alvin
- Sound Man
- Bill Kennedy
- Torpedo Gunnery Officer
- George Anderson
- Officer
- Warren Ashe
- Major
- Joy Barlow
- Wolf's Girl
- Harry Bartell
- Crewman
- Whit Bissell
- Yo Yo
- Carlyle Blackwell Jr.
- Man on Phone
- Danny Borzage
- Crewman
- William Challee
- Rocky the Quartermaster
- Cliff Clark
- Hornet's Admiral
- Bob Creasman
- Sailor
- Warren Cross
- Sailor
- Angelo Cruz
- Second Japanese Float Pilot
- Deborah Daves
- Debby Cassidy
- Michael Daves
- Michael Cassidy
- Jimmy Evans
- Sailor
- Benson Fong
- Japanese
- Wing Foo
- Japanese at Listening Post
- John Forrest
- Sailor
- Roland Got
- Japanese Officer
- Kirby Grant
- Army Briefing Officer
- Herbert Gunn
- Pete - Lieutenant
- Eddie Hall
- B-25 Crewman
- William Hudson
- 'Copperfin' Intercom Man
- Charles Anthony Hughes
- Naval Air Officer
- Bill Hunter
- Market Street 'Commando'
- Ted Jacques
- Sailor
- Mary Landa
- Tin Can's Girl in Photo
- Paul Langton
- 'Copperfin' Crewman-Barber
- Eddie Lee
- Japanese at Listening Post
- George Lee
- Japanese on Beach
- James B. Leong
- Japanese
- George Lloyd
- 'Copperfin' Chief Petty Officer
- Bob Lowell
- Radio Operator
- Cy Malis
- Sailor
- Lou Marcelle
- Narrator
- Ralph McColm
- Ensign
- Jack Mower
- Admiral's Aide
- Maurice Murphy
- Toscanini
- William J. O'Brien
- Chief of Naval Operations
- Frank O'Connor
- Navy Officer in Conference
- Eleanor Parker
- Mike's Wife on Record
- Paul Parry
- Sailor
- Hugh Prosser
- PBY Seaplane Pilot
- George Robotham
- Crewman
- Dorothy Schoemer
- Saleslady
- Bernard Sell
- Sailor
- Charles Sherlock
- 'Copperfin' Helmsman
- Larry Steers
- Army Officer in Conference
- Mark Stevens
- Admiral's Aide
- Charles Sullivan
- 'Copperfin' Ballast Operator
- Ya Sing Sung
- Japanese on Beach
- John Sylvester
- Sailor
- Frank Tang
- First Japanese Float Pilot
- Charles Thompson
- Rear Admiral
- Sailor Vincent
- Crewman
- Wally Walker
- Crewman
- Jay Ward
- Crewman
- Russ Whiteman
- Yeoman 1st Class
- John Whitney
- Communications Officer
- Alan Wilson
- Sailor
- Bruce Wong
- Japanese Antenna Man
- Duke York
- Duke - 'Copperfin' Crewman
