Ellery Queen, Master Detective

Ralph Bellamy

Ellery Queen

Margaret Lindsay

Nikki Porter

Charley Grapewin

Insp. Queen

James Burke

Sgt. Velle

Michael Whalen

Dr. James Rogers

Marsha Hunt

Barbara Braun

Fred Niblo

John Braun

Charles Lane

Dr. Prouty

Ann Shoemaker

Lydia Braun

Marion Martin

Cornelia

Kurt Neumann

Director