Stanley Donen ( ; born April 13 , 1924 ) is an American film director and choreographer whose most celebrated works are `` Singin ' in the Rain '' and `` On the Town '' , both of which he co-directed with actor and dancer Gene Kelly .
Stanley Donen ( born April 13 , 1924 ) is an American movie director and choreographer . His most famous movies are `` Singin ' in the Rain '' and `` On the Town '' .