Warren William
Philo Vance
Margaret Lindsay
Bernice Stamm
Lyle Talbot
Gale Leland
Eugene Pallette
Sgt. Ernest Heath
Helen Lowell
Mother Stamm
Robert McWade
District Attorney Markham
Robert Barrat
Rudolph Stamm
Dorothy Tree
Ruby Steele
George E. Stone
Ken Tatum
Etienne Girardot
Dr. Doremus - Coroner
George Meeker
Monty Montague
Robert Warwick
Dr. Halliday
William B. Davidson
Greeff
Arthur Aylesworth
Trainor - Stamm's Butler
Charles C. Wilson
Det. Hennessey
Cliff Saum
Det. Burke (uncredited)
Milton Kibbee
Service Station Attendant (uncredited)
Wilfred Lucas
Police Sergeant (uncredited)
Eric Wilton
Currey - Vance's Butler (uncredited)
Bruce Mitchell
Commander (uncredited)
Eddie Shubert
Detective (uncredited)
Sam McDaniel
Steam Room Attendant (uncredited)
H. Bruce Humberstone
The Dragon Murder Case
Released
Bande-annonce
