Roy Frank "RJ" Mitte III is an American actor, best known for playing Walter "Flynn" White Jr. on the AMC series Breaking Bad (2008–2013). Like his character on the show, he has cerebral palsy. After moving to Hollywood in 2006, he began training with a personal talent manager. They sought acting opportunities where his disability would serve to educate viewers, which led him to audition for the role in Breaking Bad.