"This Island Earth" is a 1955 science fiction film directed by Joseph M. Newman. The story follows a scientist named Cal Meacham, who is recruited by an alien race to help them save their planet, Metaluna, from destruction. The film explores themes of advanced technology and the moral implications of scientific progress. The movie is notable for its special effects and innovative design, particularly the depiction of the alien world and its inhabitants. It has gained a cult following over the years and is often referenced in discussions about classic science fiction cinema, influencing later works in the genre.