Diễn viên
Virginia Dabney
Girl (uncredited)
Henry O'Neill
Dubois (uncredited)
William Powell
Philo Vance
Don Brodie
Police Photographer (uncredited)
Charles Cahill Wilson
Detective Hennessy (uncredited)
Mary Astor
Hilda Lake
Ralph Morgan
Raymond Wrede
Frank Conroy
Brisbane Coe
Paul Cavanagh
Thomas MacDonald
Jack La Rue
Eduardo Grassi
Harry Allen
Sandy (uncredited)
George Chandler
Reporter at Police Station (uncredited)
Spencer Charters
Sergeant Snitkin (uncredited)
Robert McWade
District Attorney Markham
Robert Barrat
Archer Coe
Helen Vinson
Doris Delafield
Paul Panzer
Baggage Clerk (uncredited)
Eugene Pallette
Detective Heath
Arthur Hohl
Gamble the Butler
Wade Boteler
Desk Sergeant Mellish (uncredited)
James Burke
Policeman Who Lets Dog Out (uncredited)
Renee Whitney
Telephone Operator (uncredited)
Etienne Girardot
Dr. Doremus
Milton Kibbee
Reporter (uncredited)
Leo White
Chicago Hotel Clerk (uncredited)