Sir Patrick Stewart OBE is an English film, television, and stage actor, who has had a distinguished career on stage and screen. He is most widely known for his roles as Captain Jean-Luc Picard in Star Trek: The Next Generation and its successor films, as Professor Charles Xavier in the X-Men film series of superhero movies , his prolific stage roles with the Royal Shakespeare Company, and his many voice acting roles, most notably as C.I.A deputy director Avery Bullock in American Dad!.