| Person | Type | Job | Role(s) |
|---|---|---|---|
 Bert LeBaron | Crew | Crew | Stunts |
Bill Wilkens | Crew | Crew | Stunts |
Bob Mark | Crew | Costume & Make-Up | Makeup Artist |
Bud Wolfe | Crew | Crew | Stunts |
 Buddy Roosevelt | Crew | Crew | Stunts |
 Carey Loftin | Crew | Crew | Stunts |
Charles L. Lootens | Crew | Crew | Sound Recordist |
Charles Regan | Crew | Crew | Stunts |
Cy Slocum | Crew | Crew | Stunts |
Daniel J. Bloomberg | Crew | Crew | Sound Recordist |
 David Sharpe | Crew | Crew | Stunts |
Duke Green | Crew | Crew | Stunts |
Duke Taylor | Crew | Crew | Stunts |
Edward Todd | Crew | Editing | Editor |
Howard Lydecker | Crew | Crew | Special Effects |
James Fawcett | Crew | Crew | Stunts |
Jerry Jerome | Crew | Crew | Stunts |
 John Daheim | Crew | Crew | Stunts |
Joseph F. Poland | Crew | Writing | Screenplay |
Joseph O'Donnell | Crew | Writing | Screenplay |
Ken Terrell | Crew | Crew | Stunts |
Loren Riebe | Crew | Crew | Stunts |
Mort Glickman | Crew | Sound | Original Music Composer |
Norman S. Hall | Crew | Writing | Screenplay |
Reggie Lanning | Crew | Camera | Director of Photography |
Ronald Davidson | Crew | Writing | Screenplay |
Sid Troy | Crew | Crew | Stunts |
Theodore Lydecker | Crew | Crew | Special Effects |
 Tom Steele | Crew | Crew | Stunts |
Tommy Coats | Crew | Crew | Stunts |
Tony Martinelli | Crew | Editing | Editor |
William Lively | Crew | Writing | Screenplay |
 William Witney | Crew | Directing | Director |
 Yakima Canutt | Crew | Crew | Stunts |
William J. O'Sullivan | Crew | Production | Producer |
 Crane Whitley | Cast | Actor | Hauser |
 Dudley Dickerson | Cast | Actor | Train Porter (uncredited) |
Franco Corsaro | Cast | Actor | Captain Pierre Durand |
 Georges Renavent | Cast | Actor | Governor LeComte |
 Hans Schumm | Cast | Actor | The Mask |
Hans von Morhart | Cast | Actor | Captain Gerhardt |
Henry Zynda | Cast | Ritter Lazar | |
 John James | Cast | Actor | Steve |
 Kane Richmond | Cast | Actor | Alan Armstrong / Jack Armstrong |
 Marguerite Chapman | Cast | Actress | Eve Corby |
 Paul Bryar | Cast | Actor | Lawlor |
 Richard Bond | Cast | Actor | Hayes |
 Rudolph Anders | Cast | Actor | Col. Von Kohr |
 Sam Flint | Cast | Actor | Admiral Corby |
 Tom London | Cast | Actor | Crane |
 Tris Coffin | Cast | Actor | Drake |
 William Forrest | Cast | Actor | Thornton (uncredited) |
Yakima Canutt | Cast | Actor | Armored Car Driver (uncredited) |
Arvon Dale | Cast | Thornton (uncredited) | |
| Person | Type | Job | Role(s) |
