Amateur sleuth Ellery Queen learns the truth about a businessman's two long-lost daughters.
as Ellery Queen
as Nikki Porter
as Insp. Queen
as Alan Rogers
as Margo Rogers
as Stewart Cole
as Sgt. Velie
as Lester Younger
as Corday
as Bates
as Housekeeper
as Marie Dubois
as Fisherman
as Butler
as Coroner
