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Wally Brown as Jerry Miles |
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Alan Carney as Mike Strager |
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Anne Jeffreys as Ellen Brent |
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Lionel Atwill as Latimer Marsh / The Cobra |
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Béla Lugosi as Stone |
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Marc Cramer as Lt. Rick Campbell |
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Ralph Dunn as Lt. Gilley |
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Billy White as Newsboy (uncredited) |
| Directing | Leslie Goodwins | Director |
| Art | Darrell Silvera | Set Decoration |
| Costume & Make-Up | Renié | Costume Design |
| Art | Ralph Berger | Art Direction |
| Directing | Harry D'Arcy | Assistant Director |
| Production | Herman Schlom | Producer |
| Crew | Vernon L. Walker | Special Effects |
| Writing | Monte Brice | Writer |
| Editing | Marvin Coil | Editor |
| Writing | Robert E. Kent | Writer |
| Art | Albert S. D'Agostino | Art Direction |
| Camera | Robert De Grasse | Director of Photography |
