| Person | Type | Job | Role(s) |
|---|---|---|---|
 Ben Lewis | Crew | Editing | Editor |
Bertram Millhauser | Crew | Writing | Screenplay |
 Cedric Gibbons | Crew | Art | Art Direction |
Charles G. Clarke | Crew | Camera | Director of Photography |
Dolly Tree | Crew | Costume & Make-Up | Costume Design |
 Douglas Shearer | Crew | Sound | Sound Director |
 Edwin B. Willis | Crew | Art | Art Direction |
 Edwin L. Marin | Crew | Directing | Director |
Jack Virgil | Crew | Sound | Orchestrator |
Joseph C. Wright | Crew | Art | Art Direction |
 Lesley Selander | Crew | Directing | Assistant Director |
Lucien Hubbard | Crew | Production | Producer |
Ned Marin | Crew | Production | Producer |
Paul Marquardt | Crew | Sound | Orchestrator |
 S.S. Van Dine | Crew | Writing | Novel |
William Axt | Crew | Sound | Original Music Composer |
Alexander Pollard | Cast | Waiter at Race Track (Uncredited) | |
 Benita Hume | Cast | Actress | Nurse Gladys Beeton |
 Charles Trowbridge | Cast | Actor | Inspector Colby |
 Don Brodie | Cast | Actor | Messenger (Uncredited) |
 Dorothy Vernon | Cast | Actress | Woman Running for Bus (Uncredited) |
 Douglas Walton | Cast | Actor | Floyd Garden |
 Edmund Lowe | Cast | Actor | Philo Vance |
 Etienne Girardot | Cast | Actor | Dr. Doremus |
 Fred Kelsey | Cast | Actor | Heath's Assistant (Uncredited) |
 Frieda Inescort | Cast | Actress | Mrs. Madge Fenwicke-Ralston |
 Gene Lockhart | Cast | Actor | Edgar Lowe Hammle |
 Grant Mitchell | Cast | Actor | District Attorney Markham |
 H.B. Warner | Cast | Actor | Major Fenwicke-Ralston |
 Henry B. Walthall | Cast | Actor | Dr. Garden |
Jack Roper | Cast | Servant Eating Caviar (Uncredited) | |
 Jessie Ralph | Cast | Actress | Mrs. Hammle |
 Kent Smith | Cast | Actor | Woode Swift |
 Lee Phelps | Cast | Actor | Bus Driver (Uncredited) |
 Matty Roubert | Cast | Actor | Newsboy (Uncredited) |
 Nat Pendleton | Cast | Actor | Sergeant Ernest Heath |
 Olaf Hytten | Cast | Actor | Vance's Butler (Uncredited) |
 Rosalind Ivan | Cast | Actress | Mrs. Jepson (Uncredited) |
 Virginia Bruce | Cast | Actress | Zalia Graem |
 Wilbur Mack | Cast | Actor | Man Yelling at Race Track (Uncredited) |
 William Austin | Cast | Actor | Sneed, Hammle's Butler (Uncredited) |
 Duke York | Cast | Actor | Traffic Cop (Uncredited) |
| Person | Type | Job | Role(s) |
