1951 The Day the Earth Stood Still An alien and a robot land on Earth after World War II and tell mankind to be peaceful or face destruction. Credits Director Robert Wise Producer Julian Blaustein Writer Edmund H. North Cinematographer Leo Tover Composer Bernard Herrmann Cast Michael Rennie , Patricia Neal , Billy Gray , Sam Jaffe , Hugh Marlowe , Lock Martin , Freeman Lusk , Edith Evanson , Frank Conroy , Frances Bavier Studio 20th Century Fox Genres Drama Thriller Science Fiction Posters 5 US theatrical US international US character US teaser US imax