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Louis Hayward as Philip 'Scotty' Grayson |
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Dennis O'Keefe as Daniel F. O'Hara |
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Louise Allbritton as Dr. Anastasia 'Toni' Neva |
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Carl Esmond as Dr. Ritter von Stolb |
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Onslow Stevens as Igor Braun |
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Рэймонд Бёрр as Krebs |
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Art Baker as Dr. Frederick Townsend |
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Lowell Gilmore as Dr. William Forrest |
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Philip Van Zandt as Anton Radchek |
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Charles Evans as Dr. Homer Allen |
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Frank Ferguson as Carl Bemish |
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Reed Hadley as Narrator (voice) |
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Ray Teal as Police Sergeant |
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Уильям Таннен as FBI Chemist |
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Gale Storm as Voice on Tape Recorder |
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Arthur Space as Mr. North |
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Tamara Shayne as Mrs. Ecko, the Landlady |
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Keith Richards as FBI Agent Miller |
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Грэндон Родс as Adolph Mizner |
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Steve Pendleton as Police Detective Gaines |
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Howard Negley as Feodore |
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Jimmy Lloyd as FBI Agent Alison |
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Myron Healey as FBI Agent Thompson |
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Джон Хэмилтон as G.W. Hunter |
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Paul Bryar as |
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Fred Coby as |
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Bert Davidson as |
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Marten Lamont as |
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Lee Phelps as |
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Suzanne Ridgway as |
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Arthur Tovey as |
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Crane Whitley as |
| Writing | George Bruce | Screenplay |
| Writing | Bertram Millhauser | Story |
| Directing | Gordon Douglas | Director |
| Production | Grant Whytock | Producer |
| Camera | George Robinson | Director of Photography |
| Directing | Ridgeway Callow | Assistant Director |
| Camera | William Dalton | Grip |
| Camera | Edward Colman | Camera Operator |
| Sound | John R. Carter | Sound |
| Production | Edward Small | Producer |
| Costume & Make-Up | Norbert A. Myles | Makeup Artist |
| Directing | Dorothy B. Cormack | Script Supervisor |
| Costume & Make-Up | Edward P. Lambert | Wardrobe Supervisor |
| Production | Joseph Small | Unit Manager |
| Costume & Make-Up | Margaret Martin | Hairstylist |
| Editing | James E. Newcom | Editor |
| Camera | Ken Lobben | Still Photographer |
| Art | Rudolph Sternad | Art Direction |
| Art | Howard Bristol | Set Decoration |
| Sound | Paul Sawtell | Original Music Composer |
