‘Survivor 51’: Meet the 21 New Castaways, Including a ‘Grey’s Anatomy’ Actor, the Voice of Strawberry Shortcake, a Pro Wrestler and a Yankees Exec

After its landmark 50th season, explored at length in a Variety cover story, “Survivor” is back for another round. CBS kicked off a new phase of the popular competition series, titled “The Open Era,” with a livestream on Wednesday announcing 21 all-new castaways. They range in age from 24 to 49 and come from all…