Directed by
| William Witney | ||
Cast (in credits order) complete, awaiting verification
| Kane Richmond | ... | Alan Armstrong / Spy Smasher / Jack Armstrong (archive footage) | |
| Marguerite Chapman | ... | Eve Corby (archive footage) | |
| Sam Flint | ... | Admiral Corby (archive footage) | |
| Hans Schumm | ... | The Mask (archive footage) | |
| Tristram Coffin | ... | Drake (archive footage) | |
| Franco Corsaro | ... | Capt. Pierre Durand (archive footage) | |
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Hans von Morhart | ... | Capt. Gerhardt (archive footage) |
| Georges Renavent | ... | Gov. LeConte (archive footage) (as George Renavent) | |
| Rudolph Anders | ... | Col. Von Kahr (archive footage) (as Robert O. Davis) | |
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Henry Zynda | ... | Ritter Lazar (archive footage) |
| Paul Bryar | ... | Lawlor (archive footage) | |
| Tom London | ... | Crane (archive footage) | |
| Richard Bond | ... | Hayes (archive footage) | |
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Crane Whitley | ... | Dr. Hauser (archive footage) |
| John James | ... | Steve (archive footage) | |
| Rest of cast listed alphabetically: | |||
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Frank Alten | ... | Storm Trooper Captain (archive footage) (uncredited) |
| Yakima Canutt | ... | Armored Car Driver (archive footage) (uncredited) | |
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Arvon Dale | ... | Thornton (archive footage) (uncredited) |
| Dudley Dickerson | ... | Train Porter (archive footage) (uncredited) | |
| William Forrest | ... | Gerald Douglas (archive footage) (uncredited) | |
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Lee Phelps | ... | Jail Guard (archive footage) (uncredited) |
| Hugh Prosser | ... | Flight 4 Squadron Leader (archive footage) (uncredited) | |
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Charles Regan | ... | Acme Cafe Manager (archive footage) (uncredited) |
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George Sherwood | ... | Jailer (archive footage) (uncredited) |
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Duke Taylor | ... | Fritz / Bat-plane Pilot / 1st Sentry at Headquarters (archive footage) (uncredited) |
| Ken Terrell | ... | Jerry / Second HQ Sentry / First Warehouse Cop / Raygun Thug (archive footage) (uncredited) | |
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Sid Troy | ... | Gold Heavy (archive footage) (uncredited) |
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Nicholas Vehr | ... | Dungeon Guard / Whipmaster (archive footage) (uncredited) |
| Bud Wolfe | ... | Craig / Second Warehouse Cop / Ch. 4 Thug (archive footage) (uncredited) | |
| Duke York | ... | Henchman (archive footage) (uncredited) | |
| Carleton Young | ... | Taylor / Power Station Clerk (archive footage) (uncredited) | |
Stunts
| Carey Loftin | ... | stunt double: Kane Richmond (uncredited) |
