20 Million Miles to Earth (1957)
20 Million Miles to Earth is a 1957 American science fiction giant monster film written by Bob Williams and Christopher Knopf from an original treatment by Charlott Knight. The film was produced by Charles H. Schneer's Morningside Productions for Columbia Pictures and directed by Nathan H. Juran. As with several other Schneer-Columbia collaborations, it was developed to showcase the stop-motion animation talents of Ray Harryhausen.
More at Wikipedia.