Philo Vance
Zalia Graem
Nurse Gladys Beeton
Floyd Garden
Sergeant Ernest Heath
Edgar Lowe Hammle
Major Fenwicke-Ralston
Woode Swift
District Attorney Markham
Mrs. Madge Fenwicke-Ralston
Dr. Garden
Mrs. Hammle
Inspector Colby
Dr. Doremus
Sneed, Hammle's Butler (Uncredited)
Messenger (Uncredited)
Vance's Butler (Uncredited)
Mrs. Jepson (Uncredited)
Heath's Assistant (Uncredited)
Man Yelling at Race Track (Uncredited)
Bus Driver (Uncredited)
Waiter at Race Track (Uncredited)
Servant Eating Caviar (Uncredited)
Newsboy (Uncredited)
Woman Running for Bus (Uncredited)
Traffic Cop (Uncredited)
Director
Screenplay
Novel
Producer
Director of Photography
Original Music Composer
Assistant Director
Producer
Editor
Art Direction
Orchestrator
Art Direction
Sound Director
Art Direction
Costume Design
Orchestrator
