Today's Mystery: Sam receives a summons and a $100 retainer from a reclusive silent film star. Original Radio Broadcast Date: May 30, 1948 Originated from Hollywood Starring: Howard Duff as Sam Spade, Lurene Tuttle as Effie, Wally Maher Support the show monthly at patreon.greatdetectives.net Patreon Supporter of the Day: Robert,…