 Tyrone PowerMartin Maher | Martin Maher |
 Maureen O'HaraMary O'Donnell | Mary O'Donnell |
 Robert FrancisJames Sundstrom Jr. | James Sundstrom Jr. |
 Donald CrispOld Martin | Old Martin |
 Ward BondCaptain Herman Kohler | Captain Herman Kohler |
 Betsy PalmerKitty Carter | Kitty Carter |
 Philip CareyChuck Dotson | Chuck Dotson |
 William LeslieJames "Red" Sundstrom | James "Red" Sundstrom |
 Harry Carey, Jr.Dwight D. Eisenhower | Dwight D. Eisenhower |
 Patrick WayneAbner "Cherub" Overton | Abner "Cherub" Overton |
 Sean McCloryDinny Maher | Dinny Maher |
 Peter GravesCorporal Rudolph Heinz | Corporal Rudolph Heinz |
 Milburn StoneCaptain John J. Pershing | Captain John J. Pershing |
 Erin O'Brien-MooreMrs. Koehler | Mrs. Koehler |
| WWalter EhlersMike Shannon | Mike Shannon |
 Willis BoucheyMajor Thomas | Major Thomas |
 Ken CurtisSpecialty (uncredited) | Specialty (uncredited) |
| TTom HennesyCadet Dotson (uncredited) | Cadet Dotson (uncredited) |
 Martin MilnerJim O'Carberry (uncredited) | Jim O'Carberry (uncredited) |
 Mickey SimpsonPoliceman (uncredited) | Policeman (uncredited) |
 Harry TenbrookWaiter (uncredited) | Waiter (uncredited) |
 Jean MoorheadUndetermined Secondary Role (uncredited) | Undetermined Secondary Role (uncredited) |
 Chuck CourtneyWhitey Larson (uncredited) | Whitey Larson (uncredited) |
 Robert EllisCadet Short (uncredited) | Cadet Short (uncredited) |
| RRon NymanRecruit (uncredited) | Recruit (uncredited) |
 Jack PennickRecruiting Sergeant (uncredited) | Recruiting Sergeant (uncredited) |
| RRaoul FreemanOfficer (uncredited) | Officer (uncredited) |
 Dona ColePeggy (uncredited) | Peggy (uncredited) |
