Paul Stewart (born Paul Sternberg; March 13, 1908 – February 17, 1986) was an American character actor, director and producer who worked in theatre, radio, films and television. He frequently portrayed cynical and sinister characters throughout his career. A friend and associate of Orson Welles for many years, Stewart helped Welles get his first job in radio and was associate producer of the celebrated radio program "The War of the Worlds", in which he also performed.