A radio reporter begins to suspect that a commentator at his station may be using her position to broadcast shipping information to enemy spies. With the help of the girl's sister, he sets out to expose the spy and her Nazi gang.
| Directing | B. Reeves Eason | Director |
| Writing | George Dyer | Story |
| Writing | Robert E. Kent | Screenplay |
| Crew | Howard Jackson | Additional Music |
| Sound | Leo F. Forbstein | Music Director |
| Crew | Max Steiner | Additional Music |
| Sound | Charles Maxwell | Orchestrator |
| Sound | Francis J. Scheid | Sound |
| Sound | William Lava | Original Music Composer |
| Costume & Make-Up | Milo Anderson | Costume Design |
| Art | Ted Smith | Art Direction |
| Camera | Harry Neumann | Director of Photography |
| Editing | James Gibbon | Editor |
| Costume & Make-Up | Perc Westmore | Makeup Artist |
