Directed by
| H. Bruce Humberstone | ||
Writing Credits
| S.S. Van Dine | ... | (by) |
| F. Hugh Herbert | ... | (screen play) & |
| Robert N. Lee | ... | (screen play) |
| Rian James | ... | (adaptation) |
Cast (in credits order) verified as complete
| Warren William | ... | Philo Vance | |
| Margaret Lindsay | ... | Bernice | |
| Lyle Talbot | ... | Dale Leland | |
| Eugene Pallette | ... | Sgt. Heath | |
| Helen Lowell | ... | Mrs. Stamm | |
| Robert McWade | ... | Markham | |
| Robert Barrat | ... | Rudolph Stamm | |
| Dorothy Tree | ... | Ruby Steele | |
| George E. Stone | ... | Ken Tatum | |
| Etienne Girardot | ... | Dr. Doremus | |
| George Meeker | ... | Monty Montague | |
| Robert Warwick | ... | Dr. Halliday | |
| William B. Davidson | ... | Greeff (as William Davidson) | |
| Arthur Aylesworth | ... | Trainor - Stamm's Butler | |
| Charles C. Wilson | ... | Detective Hennessey (as Charles Wilson) | |
| Rest of cast listed alphabetically: | |||
| Milton Kibbee | ... | Service Station Attendant (uncredited) | |
| Wilfred Lucas | ... | Police Sergeant (uncredited) | |
| Sam McDaniel | ... | Steam Room Attendant (uncredited) | |
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Bruce Mitchell | ... | Commander (uncredited) |
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Henry Otho | ... | Detective in Diving Suit (uncredited) |
| Hedwiga Reicher | ... | Mrs. Schwartz (uncredited) | |
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Cliff Saum | ... | Burt - Detective (uncredited) |
| Eddie Shubert | ... | Detective (uncredited) | |
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Eric Wilton | ... | Currey - Vance's Butler (uncredited) |
Music by
| Bernhard Kaun | ... | (uncredited) |
Cinematography by
| Tony Gaudio | ... | (photography) |
Editing by
| Terry O. Morse | ... | (as Terry Morse) |
Art Direction by
| Jack Okey | ||
Costume Design by
| Orry-Kelly | ... | (gowns) |
Makeup Department
| Martha Ocher | ... | hair stylist (uncredited) |
Second Unit Director or Assistant Director
| Jack Sullivan | ... | assistant director (uncredited) |
Art Department
| Eddie Edwards | ... | props (uncredited) |
Sound Department
| Leslie G. Hewitt | ... | sound (uncredited) |
Camera and Electrical Department
| Glen Harris | ... | grip (uncredited) |
| Bill Johnson | ... | gaffer (uncredited) |
| Frank Kesson | ... | second camera operator (uncredited) |
| Clifton King | ... | still photographer (uncredited) |
Costume and Wardrobe Department
| Mary Dery | ... | wardrobe (uncredited) |
Music Department
| Leo F. Forbstein | ... | conductor: Vitaphone Orchestra |
Script and Continuity Department
| Ruth Brownson | ... | script clerk (uncredited) |
Additional Crew
| Henry Blanke | ... | supervisor (uncredited) |