EXCLUSIVE: Showtime has rounded out the cast for its upcoming anthology series The First Lady. Aya Cash (The Boys), Jake Picking (Hollywood), Cayden Boyd (The Resident), Marc Hills (Snatchers), Ben Cook (Paterno), Leslie Rodriguez Kritzer (Bridge and Tunnel), Thomas E. Sullivan (Roswell, New Mexico) and Patrice Johnson Chevannes (Chambers) have been cast in the series, joining previously announced stars Viola Davis, Michelle Pfeiffer and Gillian Anderson.