The Mandarin Mystery

Eddie Quillan

Ellery Queen

Charlotte Henry

Josephine Temple

Rita La Roy

Martha Kirk

Wade Boteler

Inspector Queen

Franklin Pangborn

Mellish

George Irving

Dr. Alexander Kirk

Kay Hughes

Irene Kirk

William Newell

Detective Guffy

George Walcott

Donald Trent

Edwin Stanley

Howard Bronson

Edgar Allen

Detective

Richard Beach

Reporter

Ralph Staub

Director

Philip Ford

Director

Cortland Fitzsimmons

Screenplay

John Francis Larkin

Screenplay

Gertrude Orr

Screenplay

Rex Taylor

Screenplay

Jack A. Marta

Director of Photography

Hugo Riesenfeld

Original Music Composer

Milan Roder

Original Music Composer

Heinz Roemheld

Original Music Composer

Grace Goddard

Editor

Eloise

Costume Design