William Powell
饰 Philo Vance
William 'Stage' Boyd
饰 Harry Gray
Eugene Pallette
饰 Sgt. Edward Heath
Natalie Moorhead
饰 Fanny Del Roy
Richard Tucker
饰 Anthony Benson
May Beatty
饰 Mrs. Paula Banning
E.H. Calvert
饰 DA John F.X. Markham
Mischa Auer
饰 Albert Brecker (uncredited)
Perry Ivins
饰 Print Dealer (uncredited)
Charles McMurphy
饰 Detective Burke (uncredited)
Guy Oliver
饰 Captain Hagedorn (uncredited)
Dick Rush
饰 Detective Welch (uncredited)
Otto Yamaoka
饰 Sam (uncredited)
