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Warren William as Perry Mason |
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Genevieve Tobin as Della Street |
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Patricia Ellis as Margie Florence Clune |
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Lyle Talbot as Dr. Robert Doray |
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Allen Jenkins as Spudsy Drake |
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Barton MacLane as Bisonette |
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Peggy Shannon as Thelma Bell |
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Porter Hall as Col. Bradbury |
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Anita Kerry as Eva Lamont |
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Craig Reynolds as Frank Patton |
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Henry O'Neill as District Attorney C. Manchester |
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Charles C. Wilson as Police Officer Ricker |
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Joseph Crehan as Detective Johnson |
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Olin Howland as Dr. Croker |
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Mary Treen as Spudsy's Wife |
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Joe Downing as George Sanborne (as Joseph Downing) |
| Directing | Archie Mayo | Director |
| Writing | Brown Holmes | Writer |
| Writing | Ben Markson | Screenplay |
| Writing | Jerome Chodorov | Adaptation |
| Sound | Leo F. Forbstein | Music Director |
| Art | Hugh Reticker | Art Direction |
| Camera | Tony Gaudio | Director of Photography |
| Editing | James Gibbon | Editor |
| Writing | Erle Stanley Gardner | Novel |
