Edmund Lowe
Philo Vance
Acting
Virginia Bruce
Zalia Graem
Acting
Benita Hume
Nurse Gladys Beeton
Acting
Douglas Walton
Floyd Garden
Acting
Nat Pendleton
Sergeant Ernest Heath
Acting
Gene Lockhart
Edgar Lowe Hammle
Acting
H.B. Warner
Major Fenwicke-Ralston
Acting
Kent Smith
Woode Swift
Acting
Grant Mitchell
District Attorney Markham
Acting
Frieda Inescort
Mrs. Madge Fenwicke-Ralston
Acting
Henry B. Walthall
Dr. Garden
Acting
Jessie Ralph
Mrs. Hammle
Acting
Charles Trowbridge
Inspector Colby
Acting
Etienne Girardot
Dr. Doremus
Acting
William Austin
Sneed, Hammle's Butler (Uncredited)
Acting
Don Brodie
Messenger (Uncredited)
Acting
Olaf Hytten
Vance's Butler (Uncredited)
Acting
Rosalind Ivan
Mrs. Jepson (Uncredited)
Acting
Fred Kelsey
Heath's Assistant (Uncredited)
Acting
Wilbur Mack
Man Yelling at Race Track (Uncredited)
Acting
Lee Phelps
Bus Driver (Uncredited)
Acting
Alexander Pollard
Waiter at Race Track (Uncredited)
Acting
Jack Roper
Servant Eating Caviar (Uncredited)
Acting
Matty Roubert
Newsboy (Uncredited)
Acting
Dorothy Vernon
Woman Running for Bus (Uncredited)
Acting
Duke York
Traffic Cop (Uncredited)
Acting