Brigadier General Frank D. Merrill leads the 3,000 American volunteers of his 5307th Composite Unit (Provisional), aka "Merrill's Marauders", behind Japanese lines across Burma to Myitkyina, pushing beyond their limits and fighting pitched battles at every strong-point.
| Writing | Milton Sperling | Screenplay |
| Directing | Samuel Fuller | Director |
| Writing | Samuel Fuller | Screenplay |
| Writing | Charlton Ogburn Jr. | Novel |
| Camera | William H. Clothier | Director of Photography |
| Editing | Folmar Blangsted | Editor |
| Production | Milton Sperling | Producer |
| Sound | Howard Jackson | Original Music Composer |
| Crew | Ralph Ayres | Special Effects |
