"A ruthless, crooked stockbroker is murdered at his luxurious country estate, and detective Philo Vance just happens to be there; he decides to find out who killed him."
William Powell
as Philo Vance
William 'Stage' Boyd
as Harry Gray
Eugene Pallette
as Sgt. Edward Heath
Paul Lukas
as Adolph Mohler
Natalie Moorhead
as Fanny Del Roy
Richard Tucker
as Anthony Benson
May Beatty
as Mrs. Paula Banning
E.H. Calvert
as DA John F.X. Markham
Mischa Auer
as Albert Brecker (uncredited)
Perry Ivins
as Print Dealer (uncredited)
Charles McMurphy
as Detective Burke (uncredited)
Guy Oliver
as Captain Hagedorn (uncredited)
Dick Rush
as Detective Welch (uncredited)
Otto Yamaoka
as Sam (uncredited)
Frank Tuttle
Director
Travis Banton
Costume Design
Archie Stout
Director of Photography
Doris Drought
Editor
S.S. Van Dine
Novel
Eugene Richee
Still Photographer
Bartlett Cormack
Screenplay
Adolph Zukor
Presenter
Fred A. Datig
Casting
Harold M. McNiff
Sound
Charles Midgely
Original Music Composer
Jesse L. Lasky
Dick Stockton
Casting Assistant
B.P. Schulberg
General Manager