Charlie Chan at the Opera (1936)

Warner Oland

as Charlie Chan

Boris Karloff

as Gravelle

Keye Luke

as Lee Chan

William Demarest

as Sergeant Kelly

Guy Usher

as Inspector Regan

Margaret Irving

as Mme. Lilli Rochelle

Gregory Gaye

as Enrico Borelli

Nedda Harrigan

as Mme. Lucretia Borelli

Frank Conroy

as Mr. Whitely

Charlotte Henry

as Mlle. Kitty

Thomas Beck

as Phil Childers

Maurice Cass

as Mr. Arnold

Tom McGuire

as Pop Morris - Stage Doorman

Marc Lawrence

as Undetermined Minor Role (uncredited) (unconfirmed)

Joan Woodbury

as Dancer in Opera (uncredited)

William Bailey

as Detective (uncredited)

C

Charles Bancroft

as Soldier in Opera (uncredited)

John Bleifer

as Murdered Orderly (uncredited)

Stanley Blystone

as Backstage Cop Who Shoots Gravelle (uncredited)

M

Myrta Bonillas

as Villager in Opera (uncredited)