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Sally Eilers as Irene Eaton a.k.a. Margaret Brennan |
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Allan Lane as George Wolf / James Huntley |
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Fritz Leiber as Dr. Krull |
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Frank M. Thomas as Col. John Shaw |
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Theodore von Eltz as Col. Marvin Page |
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Addison Richards as Senator Everett Brock |
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Larry J. Blake as Ben Dawson |
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Pierre Watkin as Colonel Wilson |
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Louis Jean Heydt as Gillian |
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Spencer Charters as Lucius Wilkins |
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Leona Roberts as Ella Wilkins |
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Charles Halton as Beldon |
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Alec Craig as Canby |
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Stanley Blystone as Detective |
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Harry Joe Brown Jr. as Young Boy |
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Hal Craig as Motorcycle Policeman |
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Robert Fiske as Davis |
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Bess Flowers as Plane Crash Spectator |
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Christian J. Frank as Henchman Tailing Irene |
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Bud Geary as Policeman |
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Harrison Greene as Man on Train Wanting 'Less Red Tape' |
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Roger Hunt as Minor Role |
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Mike Lally as Henchman |
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Harold Miller as Bar Patron at Club Dome |
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Howard M. Mitchell as Police Captain |
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Edmund Mortimer as Man with Senator in the Dome Cafe |
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Pat O'Malley as Intelligence Service Man |
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Grady Sutton as Quiet Man on Train |
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Richard Tucker as Colonel at Explosion |
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William Worthington as Senator in the Dome Cafe |
| Writing | Michael Kanin | Screenplay |
| Writing | George Bricker | Story |
| Directing | Jack Hively | Director |
| Camera | Nicholas Musuraca | Director of Photography |
