| Dr. Bill Canavan | 加里·库柏
 | |
| Lt. Terence McCool | 大卫·尼文
 | |
| Linda Hartley | 安德丽亚·利兹
 | |
| Capt. Steve Hartley | 雷吉纳德·欧文
 | |
| Lt. Larson | 布罗德里克·克劳福
 | |
| Mrs. Mabel Manning | Kay Johnson | |
| Capt. George Manning | Russell Hicks | |
| The Datu | Vladimir Sokoloff | |
| Miguel | Benny Inocencio | |
| Padre Rafael | Charles Waldron | |
| Lt. Yabo (as Ruby Robles) | Rudy Bobles | |
| Alipang | Tetsu Komai | |
| Col. Hatch | Roy Gordon | |
| The General | Henry Kolker | |
| Moro Warrior (uncredited) | Caiyu Ambol | |
| Top Sergeant (uncredited) | Luke Chan | |
| Old Native Woman (uncredited) | Soledad Jiménez | |
| Moro Warrior (uncredited) | George Kaluna | |
| U.S. Captain (uncredited) | Elmo Lincoln | |
| Young Native Woman (uncredited) | Lotus Long | |
| Moro Warrior (uncredited) | Bob Naihe | |
| Moro Warrior (uncredited) | Satini Pualoa | |
| Mrs. Yabo (uncredited) | Elvira Ríos | |
| Old Native Man (uncredited) | Nick Shaid | |
| Moro Warrior (uncredited) | Kalu K. Sonkur | |
| Captured Native Telling Where Guns Are (uncredited) | Charles Stevens | |
| Filipino Soldier (uncredited) | Kam Tong | |
| Moro Priest (uncredited) | John Villasin | |
| Old Native Man (uncredited) | Lucio Villegas | |
