"The Day the Earth Stood Still" (2008) is a science fiction film directed by Scott Derrickson. It is a remake of the 1951 classic of the same name. The story follows an alien named Klaatu, who arrives on Earth in a giant sphere to deliver a warning about humanity's destructive behavior and its impact on the planet. Klaatu, played by Keanu Reeves, is accompanied by a powerful robot named Gort. As he interacts with a scientist, Dr. Helen Benson, portrayed by Jennifer Connelly, Klaatu grapples with the complexities of human emotions and the potential for change. The film explores themes of environmentalism and the consequences of technological advancement.