Writing Credits (in alphabetical order)
| Franklin Adreon | ||
| Ronald Davidson | ||
| Barry Shipman | ||
| Sol Shor | ||
Cast (in credits order) complete, awaiting verification
| Lee Powell | ... | Lt. Tom Grayson (archive footage) | |
| Bruce Bennett | ... | Lt. Frank Corley (archive footage) (as Herman Brix) | |
| Eleanor Stewart | ... | Janet Warfield (archive footage) | |
| Montagu Love | ... | Col. White (archive footage) | |
| Hugh Sothern | ... | Ben Warfield (archive footage) | |
| Sam Flint | ... | Col. Grayson (archive footage) | |
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Perry Ivins | ... | Crenshaw, the lab assistant (archive footage) |
| Forrest Taylor | ... | Benson, the butler (archive footage) | |
| John Picorri | ... | Prof. Gould (archive footage) | |
| Carleton Young | ... | Johnson, Aurora crewman (archive footage) | |
| John Davidson | ... | Lin Wing (archive footage) | |
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Henry Otho | ... | Sam, the gardener (archive footage) |
| Reed Howes | ... | Parker, submarine crewman (archive footage) | |
| Tom London | ... | Wilson, a thug (archive footage) | |
| Edmund Cobb | ... | Ellis, a thug (archive footage) | |
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Alan Gregg | ... | Macro, a thug (archive footage) |
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Allen Mathews | ... | Todd, submarine captain (archive footage) (as Alan Mathews) |
| Rest of cast listed alphabetically: | |||
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Edward Argyle | ... | Warehouse Five Watchman (archive footage) (uncredited) |
| Frank Baker | ... | Court Martial General (archive footage) (uncredited) | |
| Ken Cooper | ... | Thug in Lake (archive footage) (uncredited) | |
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Jack Daley | ... | Police Inspector (archive footage) (uncredited) |
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Eddie Foster | ... | Pete - Sub Thug (archive footage) (uncredited) |
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Jerry Frank | ... | Thug at Garage and Kidnapping (archive footage) (uncredited) |
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Sherry Hall | ... | Mr. Brown (archive footage) (uncredited) |
| Theodore Lorch | ... | Captain of 'The Wing' (archive footage) (uncredited) | |
| George Magrill | ... | Jamison - Chauffeur (archive footage) (uncredited) | |
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Millard McGowan | ... | Thug in White Suit (archive footage) (uncredited) |
| Monte Montague | ... | Jacobs - Thug (archive footage) (uncredited) | |
| Jack O'Shea | ... | Thug at Garage and Gateway (archive footage) (uncredited) | |
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Francis Sayles | ... | Renault - Lab Aide (archive footage) (uncredited) |
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William Stahl | ... | Cpl. Lake (archive footage) (uncredited) |
| Larry Steers | ... | Capt. King (archive footage) (uncredited) | |
| Harry Strang | ... | Sgt. Bennett (archive footage) (uncredited) | |
| Al Taylor | ... | Submarine Thug (archive footage) (uncredited) | |
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Dirk Thane | ... | Tall Thug (archive footage) (uncredited) |
| Duke York | ... | Sam - Thug on Yacht (archive footage) (uncredited) | |
Cinematography by
| William Nobles | ||
