The Day the Earth Stood Still (Film), released 2008 — adapted from Farewell to the Master by Harry Bates.
A representative of an alien race that went through drastic evolution to survive its own climate change, Klaatu comes to Earth to assess whether humanity can prevent the environmental damage they have inflicted on their own planet. When barred from speaking to the United Nations, he decides humankind shall be exterminated so the planet can survive.
Starring Keanu Reeves, Jennifer Connelly, Jaden Smith, Jon Hamm, Kathy Bates.
Directed by Scott Derrickson.
