CBS' B Positive adds AJ and the Queen's Izzy G, books Linda Lavin and Bernie Kopell

Deadline

Izzy G is the third actress to play the series regular role of Maddie on the CBS comedy from Chuck Lorre after two recastings. B Positive also has cast Alice alum Lavin, The Love Boat's Kopell, Good News alum Briga Heelan, Noah's Arc's Darryl Stephens and Mike & Molly vet David Anthony Higgins in recurring roles.