Brian Donlevy (Maj. Caton)
Robert Preston (Joe Doyle)
MacDonald Carey (Lt. Cameron)
Albert Dekker (Shad McCloskey)
Barbara Britton (Sally Cameron)
Mary Thomas (Cynthia Caton)
John Sheehan (Pete Hogan)
Rudy Robles (Triunfo)
Willard Robertson (Col. Cameron)
George Nielson (Charles Trowbridge)
Charles Trowbridge (George Nielson)
Philip Van Zandt (Cpl. Goebbels)
James Brown (Wounded Marine)
Mary Field (Miss Pringle)
Alan Hale, Jr. (Sight Setter)
Marvin Jones (Tommy)
Keith Richards (Sparks Wilcox)
Anthony Nace (Gordon)
Jack Mulhall (Dr. Parkman)
Ivan Miller (Colonel)
Holly Bane (1st Lieutenant)
Hugh Beaumont (Captain)
Hillary Brooke (Actor/Actress)
Jack Chapin (Squeaky Simpkins)
Dane Clark (Marine)
Angel Cruz (Rodrigo)
Edward Earle (Commander)
Frank Faylen (Wounded Marine)
William Forrest (Maj. Johnson)
Richard Loo (Mr. Saburo Kurusu)
Patti McCarty (Girls at Inn)
Bill Goodwin (Sgt. Higbee)
Phillip Terry (Private Warren)
Don Castle (Private Cunkle)
Rod Cameron (Capt. Lewis)
William Bendix (Smacksie Randall)
Mikhail Rasumny (Probenzki)
Walter Abel (Commander Roberts)
Damian O'Flynn (Capt. Patrick)