Casts
William Gargan
as Ellery Queen
Margaret Lindsay
as Nikki Porter
Charley Grapewin
as Insp. Queen
Ralph Morgan
as Alan Rogers
Kay Linaker
as Margo Rogers
Edward Norris
as Stewart Cole
James Burke
as Sgt. Velie
Addison Richards
as Lester Younger
Charles Judels
as Corday
Andrew Tombes
as Bates
