Sgt. John M. Stryker
John Wayne
PFC Peter T. 'Pete' Conway
John Agar
PFC George Hellenpolis
Peter Coe
PFC Frank Flynn
Richard Jaeckel
PFC Eddie Flynn
William Murphy
PFC Hart S. Harris
George Tyne
Pvt. J.E. 'Ski' Choynski
Hal Baylor
Capt. Joyce
John McGuire
Pvt. Mike McHugh
Martin Milner
Pvt. Sid Stein
Leonard Gumley
Pvt. L.D. Fowler Jr.
William Self
Colonel D.M. Shoup
David M. Shoup
Allison Bromley
Adele Mara
Lt. Col. H.P. Crowe
H.P. Crowe
Captain Harold G. Schrier
Harold G. Schrier
PFC Rene A. Gagnon
Rene A. Gagnon
PFC Ira H. Hayes
Ira H. Hayes
PM3C John H. Bradley
John H. Bradley
Marine (uncredited)
Conrad Binyon
Wounded Marine (uncredited)
David Clarke
Fred A. Datig
Bruce Edwards
Tall Girl (uncredited)
Dorothy Ford
PFC Al J. Thomas
Forrest Tucker
USO Woman (uncredited)
Carole Gallagher
Officer (uncredited)
Fred Graham
Colonel in Staff Car (uncredited)
Don Haggerty
Lt. Baker (uncredited)
Gil Herman
William Hudson
Forrestal (uncredited)
I. Stanford Jolley
Scared Marine (uncredited)
Dickie Jones
Billy Lechner
Mickey McCardle
Sailor (uncredited)
Roger McGee
PFC Benny A. Regazzi
Wally Cassell
Bartender (uncredited)
Al Murphy
Waiter in Bar (uncredited)
Frank O'Connor
Judy Sochor
Glen Vernon
Steve Wayne
Grenade Instructor (uncredited)
Dick Wessel
Ted White
Lt. Thompson (uncredited)
John Whitney
Joy Windsor
PFC Charlie Bass
James Brown
PFC Dan 'Handsome' Shipley
Richard Webb
Cpl. Robert C. Dunne / Narrator
Arthur Franz
Mary
Julie Bishop
PFC 'Farmer' Soames
James Holden
Original Music Composer
Victor Young
Director
Allan Dwan
Screenplay
James Edward Grant
Harry Brown
Editor
Richard L. Van Enger
Director of Photography
Reggie Lanning
Costume Supervisor
Adele Palmer
Associate Producer
Edmund Grainger
Hairstylist
Peggy Gray
Special Effects
Theodore Lydecker
Howard Lydecker
Makeup Supervisor
Bob Mark
Sound
T.A. Carman
Howard Wilson
Story
Art Direction
James W. Sullivan
Set Decoration
Otto Siegel
John McCarthy Jr.