 | Aldo Ray als Hugh O'Reilly |
 | Philip Carey als Col. William Shepherd |
 | Dick York als Cpl. Neeby Muhlendorf |
 | Chuck Connors als Idaho Johnson |
 | Camille Janclaire als Sister Genevieve |
 | Heihachirō Ōkawa als Father Yoshida (as Henry Okawa) |
 | Tatsuo Saitō als Konoya |
| Mitsuko Kimura als Yuko |
| Chiyaki als Chiyaki (uncredited) |
| Takeshi Kamikubo als Kanno (uncredited) |
 | Tamao Nakamura als Satsumi (uncredited) |
 | Teruko Omi als Yuko's mother (uncredited) |
| Kamiko Tachibana als Yuko's sister (uncredited) |
| George Cooper | Sound Designer |
| Fred Kohlmar | Producer |
| Carl Anderson | Art Direction |
| Richard Murphy | Director |
| Charles Nelson | Editor |
| Richard Murphy | Screenplay |
| George Duning | Original Music Composer |
| Burnett Guffey | Director of Photography |
| Arthur Morton | Original Music Composer |
| Seymour Friedman | Assistant Director |
| Hugh O'Reilly | Technical Advisor |
| E. J. Kahn Jr. | Story |
| Albert Duffy | Adaptation |
| Morris Stoloff | Conductor |
