Months after rumors of her involvement began, pop megastar Beyoncé is officially onboard to voice the lioness Nala in Disney?s live-action Lion King re-imagining. Walt Disney announced the move Wednesday. eyoncé?s most recent big-screen credit was the 2013 animated movie "Epic." She previously appeared in films including Obsessed, Dreamgirls, and The Fighting Temptations. Donald Glover is also slated to play Simba.