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Tom Poston as Jonathan Jones |
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Julia Meade as Virginia Fenster |
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Jim Backus as Horatio Kellgore |
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Fred Clark as General Bullivar |
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Cecil Kellaway as Joshua Updike |
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Zeme North as Cynthia Jones |
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Margaret Dumont as Persephone Updike |
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James Millhollin as R.A. Kroner |
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Carl Don as Josh Bates |
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Mike Mazurki as Igor |
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Jimmy Hawkins as Jimmy Kellgore (uncredited) |
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Judee Morton as Miss Blakiston (uncredited) |
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Louis Nye as Hugh Fundy (uncredited) |
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Bess Flowers as Party Guest (uncredited) |
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Leoda Richards as Party Guest (uncredited) |
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William Castle as William Castle (uncredited) |
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Elaine Martone as Secretary (uncredited) |
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Bart Patton as Mr. Crane (uncredited) |
| Writing | Walter Karig | Novel |
| Directing | William Castle | Director |
| Writing | Ray Russell | Screenplay |
| Sound | Bernard Green | Original Music Composer |
| Art | Robert Peterson | Art Direction |
| Camera | Gordon Avil | Director of Photography |
| Production | William Castle | Producer |
| Production | Dona Holloway | Associate Producer |
| Art | James Crowe | Set Decoration |
| Editing | Edwin H. Bryant | Editor |
