- Paul Cavanagh - Thomas MacDonald
- Arthur Hohl - Gamble the Butler
- Helen Vinson - Doris Delafield
- Jack La Rue - Eduardo Grassi
- Harry Allen - Sandy (uncredited)
- Wade Boteler - Desk Sergeant Mellish (uncredited)
- Don Brodie - Police Photographer (uncredited)
- James Burke - Policeman Who Lets Dog Out (uncredited)
- George Chandler - Reporter at Police Station (uncredited)
- Spencer Charters - Sergeant Snitkin (uncredited)
- Virginia Dabney - Girl (uncredited)
- Milton Kibbee - Reporter (uncredited)
- Harry Morgan - Gamble (uncredited)
- Henry O'Neill - Dubois (uncredited)
- Paul Panzer - Baggage Clerk (uncredited)
- Cliff Saum - Policeman on Night Patrol (uncredited)
- Skippy - Terrier at Dog Show (uncredited)
- Arthur Thalasso - Detective (uncredited)
- Monte Vandergrift - Detective (uncredited)
- Leo White - Chicago Hotel Clerk (uncredited)
- Renee Whitney - Telephone Operator (uncredited)
- Charles C. Wilson - Detective Hennessy (uncredited)
- Michael Curtiz
- William C. McGann
-
Robert N. Lee, Peter Milne
- Leo F. Forbstein
- Ray Heindorf
William Powell hace el papel de Philo Vance.
Mary Astor interpreta a Hilda Lake en la película.
Eugene Pallette hace el papel de Detective Heath.
Ralph Morgan interpreta a Raymond Wrede en la película.
Robert McWade interpreta a District Attorney Markham en la película.
Robert Barrat hace el papel de Archer Coe.
Frank Conroy hace el papel de Brisbane Coe.
Etienne Girardot interpreta a Dr. Doremus en la película.
James Lee interpreta a Liang en la película.
Paul Cavanagh interpreta a Thomas MacDonald en la película.
Arthur Hohl interpreta a Gamble the Butler en la película.
Helen Vinson interpreta a Doris Delafield en la película.
Jack La Rue hace el papel de Eduardo Grassi.
Harry Allen interpreta a Sandy (uncredited) en la película.
Wade Boteler hace el papel de Desk Sergeant Mellish (uncredited).
Don Brodie hace el papel de Police Photographer (uncredited).
James Burke hace el papel de Policeman Who Lets Dog Out (uncredited).
George Chandler interpreta a Reporter at Police Station (uncredited) en la película.
Spencer Charters interpreta a Sergeant Snitkin (uncredited) en la película.
Virginia Dabney interpreta a Girl (uncredited) en la película.
Milton Kibbee interpreta a Reporter (uncredited) en la película.
Harry Morgan interpreta a Gamble (uncredited) en la película.
Henry O'Neill interpreta a Dubois (uncredited) en la película.
Paul Panzer interpreta a Baggage Clerk (uncredited) en la película.
Cliff Saum hace el papel de Policeman on Night Patrol (uncredited).
Skippy interpreta a Terrier at Dog Show (uncredited) en la película.
Arthur Thalasso interpreta a Detective (uncredited) en la película.
Monte Vandergrift interpreta a Detective (uncredited) en la película.
Leo White interpreta a Chicago Hotel Clerk (uncredited) en la película.
Renee Whitney interpreta a Telephone Operator (uncredited) en la película.
Charles C. Wilson hace el papel de Detective Hennessy (uncredited).
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