Ellery Queen

Ralph Bellamy

Acting

Nikki Porter

Margaret Lindsay

Acting

Insp. Queen

Charley Grapewin

Acting

Gordon Cobb

Noel Madison

Acting

Sheila Cobb

Ann Doran

Acting

Sgt. Velie

James Burke

Acting

Lois Ling

Anna May Wong

Acting

Count Brett (as Edward Ciannelli)

Eduardo Ciannelli

Acting

Sanders

Frank Albertson

Acting

Doc Prouty

Charles Lane

Acting

Harry Walsh

Russell Hicks

Acting

McGrath

Tom Dugan

Acting

Roy

Mantan Moreland

Acting

Jim Ritter

Theodore von Eltz

Acting