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უილიამ პაუელი as Philo Vance |
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Florence Eldridge as Sibella Greene |
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Ullrich Haupt as Dr. Von Blon |
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Jean Arthur as Ada Greene |
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Eugene Pallette as Sergeant Heath |
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E.H. Calvert as John F. X. Markham |
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Gertrude Norman as Mrs. Tobias Greene |
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Lowell Drew as Chester Greene |
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Morgan Farley as Rex Greene |
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Brandon Hurst as Sproot |
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Augusta Burmeister as Mrs. Mannheim |
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Marcia Harris as Hemming |
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Veda Buckland as Nurse (uncredited) |
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Shep Camp as Medical Examiner (uncredited) |
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Charles E. Evans as Lawyer Canon (uncredited) |
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Helena Phillips Evans as Miss O'Brien (uncredited) |
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Mildred Golden as Barton (uncredited) |
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Harry Strang as Policeman (uncredited) |
| Directing | Frank Tuttle | Director |
| Writing | S.S. Van Dine | Novel |
| Editing | Verna Willis | Editor |
| Writing | Louise Long | Screenplay |
| Camera | Henry W. Gerrard | Director of Photography |
| Writing | Bartlett Cormack | Dialogue |
| Production | Fred A. Datig | Casting |
| Sound | Karl Hajos | Original Music Composer |
| Costume & Make-Up | Travis Banton | Costume Design |
| Production | B.P. Schulberg | Producer |
| Production | Dick Stockton | Casting Assistant |
| Crew | Adolph Zukor | Presenter |
| Crew | Jesse L. Lasky | Presenter |
| Writing | Bartlett Cormack | Adaptation |
| Crew | Richard H. Digges Jr. | Additional Writing |
