Grace Kelly was an American film actress and Princess of Monaco as the wife of Prince Rainier III. After embarking on an acting career in 1950, at the age of 20, she appeared in New York City theatrical productions and more than 40 episodes of live drama productions broadcast during the early 1950s Golden Age of Television. She starred in films from 1953 to 1956, including Dial M for Murder, Rear Window and The Country Girl (in which she gave a deglamorized, Academy Award-winning performance). She retired from acting at the age of 26 to marry Prince Rainier and enter upon her duties in Monaco. She retained her American roots, maintaining dual U.S. and Monégasque citizenship. She was born on November 12, 1929 and died on September 14, 1982.