Cloak & Dagger On the Air presents the first installment of A Cloak & Dagger Commute, episodes tailored to comfortably fit into the average American's daily commute. Today: "The Murderess" by Antony Ellis, starring Karissa Martin as Marion, a woman who killed her lover, allowed his wife to take the rap, and now desperately awaits the end of the day when her patsy will be executed. Runtime: 26 minutes.