Directed by
| Maurice Elvey | ||
Writing Credits
| Noel Pemberton-Billing | ... | (play) (as Pemberton Billing) |
| L'Estrange Fawcett | ... | (scenario) |
Cast (in credits order) complete, awaiting verification
| Benita Hume | ... | Evelyn Seymour | |
| Basil Gill | ... | President Stephen Deane | |
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Humberston Wright | ... | Dr. Seymour |
| Jameson Thomas | ... | Michael Deane | |
| Rest of cast listed alphabetically: | |||
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Edith Barker Bennett | ... | Minor Role (uncredited) |
| James Carew | ... | Lord Rowleigh (uncredited) | |
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Alf Goddard | ... | Tele-radiographer (uncredited) |
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Judd Green | ... | James Groves (uncredited) |
| Clifford Heatherley | ... | Delegate (uncredited) | |
| Hayford Hobbs | ... | Charles Falloway (uncredited) | |
| Raymond Massey | ... | Member of Federated States Council (uncredited) | |
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Wally Patch | ... | Peace League Commissionaire (uncredited) |
| Rene Ray | ... | (uncredited) | |
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Irene Rooke | ... | Senator (uncredited) |
| Milton Rosmer | ... | Ernest Stratton (uncredited) | |
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John Singer | ... | Boy (uncredited) |
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Kiyoshi Takase | ... | Arms Manufacturers' Henchman (uncredited) |
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Henry Vibart | ... | Lord Sycamore (uncredited) |
Music by
| Louis Levy | ... | (sound version) (uncredited) |
| Quentin MacLean | ... | (sound version) (uncredited) |
Cinematography by
| Percy Strong | ||
Art Direction by
| Andrew Mazzei | ||
Costume Design by
| Gordon Conway | ||
Production Management
| L'Estrange Fawcett | ... | production manager |
Second Unit Director or Assistant Director
| Fred V. Merrick | ... | assistant director (as F.V. Merrick) |
Sound Department
| Stan Jolly | ... | sound recordist: sound version only (as S.A. Jolly) |
Special Effects by
| Philippo Guidobaldi | ... | special effects (uncredited) |
Camera and Electrical Department
| Alan Lawson | ... | second assistant camera (uncredited) |
Music Department
| Louis Levy | ... | musical director (uncredited) |
