Philo Vance

William Powell

Acting

Hilda Lake

Mary Astor

Acting

Detective Heath

Eugene Pallette

Acting

Raymond Wrede

Ralph Morgan

Acting

District Attorney Markham

Robert McWade

Acting

Archer Coe

Robert Barrat

Acting

Brisbane Coe

Frank Conroy

Acting

Dr. Doremus

Etienne Girardot

Acting

Liang

James Lee

Acting

Thomas MacDonald

Paul Cavanagh

Acting

Gamble the Butler

Arthur Hohl

Acting

Doris Delafield

Helen Vinson

Acting

Eduardo Grassi

Jack La Rue

Acting

Sandy (uncredited)

Harry Allen

Acting

Desk Sergeant Mellish (uncredited)

Wade Boteler

Acting

Police Photographer (uncredited)

Don Brodie

Acting

Policeman Who Lets Dog Out (uncredited)

James Burke

Acting

Reporter at Police Station (uncredited)

George Chandler

Acting

Sergeant Snitkin (uncredited)

Spencer Charters

Acting

Girl (uncredited)

Virginia Dabney

Acting

Reporter (uncredited)

Milton Kibbee

Acting

Gamble (uncredited)

Harry Morgan

Acting

Dubois (uncredited)

Henry O'Neill

Acting

Baggage Clerk (uncredited)

Paul Panzer

Acting

Policeman on Night Patrol (uncredited)

Cliff Saum

Acting

Terrier at Dog Show (uncredited)

Skippy

Acting

Detective (uncredited)

Arthur Thalasso

Acting

Detective (uncredited)

Monte Vandergrift

Acting

Chicago Hotel Clerk (uncredited)

Leo White

Acting

Telephone Operator (uncredited)

Renee Whitney

Acting

Detective Hennessy (uncredited)

Charles C. Wilson

Acting