USA Network’s The Rainmaker has added P.J. Byrne (Babylon, Wolf of Wallstreet) to its series regular cast alongside John Slattery, Milo Callaghan, Lana Parrilla and Madison Iseman. From showrunner and executive producer Michael Seitzman and based on the John Grisham novel of the same name, The Rainmaker follows Rudy Baylor (Milo Callaghan) who, fresh out […]
