Tom King Jr. seeks to discover who murdered his father, a Texas Ranger; the trail leads to a network of Axis spies.
| Directing | John English | Director |
| Directing | William Witney | Director |
| Writing | Ronald Davidson | Screenplay |
| Writing | Norman S. Hall | Screenplay |
| Directing | William Lively | Director |
| Writing | Joseph O'Donnell | Screenplay |
| Directing | Joseph F. Poland | Director |
| Production | Hiram S. Brown Jr. | Producer |
| Editing | William P. Thompson | Editor |
| Editing | Edward Todd | Editor |
| Costume & Make-Up | Bob Mark | Makeup Artist |
| Crew | Howard Lydecker | Special Effects |
| Crew | Theodore Lydecker | Special Effects |
| Crew | James Fawcett | Stunts |
| Crew | Duke Green | Stunts |
| Crew | Merlyn Nelson | Stunts |
| Crew | Loren Riebe | Stunts |
| Crew | David Sharpe | Stunts |
| Crew | Cy Slocum | Stunts |
| Crew | Tom Steele | Stunts |
| Crew | Duke Taylor | Stunts |
| Crew | Bill Wilkens | Stunts |
| Crew | Joe Yrigoyen | Stunts |
| Camera | Reggie Lanning | Director of Photography |
| Crew | Ken Terrell | Stunts |
| Sound | Cy Feuer | Original Music Composer |
