Warning from Space (宇宙人東京に現わる Uchūjin Tokyo ni arawaru, Spacemen Appear in Tokyo) is a Japanese science fiction tokusatsu film released in January 1956 by Daiei, and was the first Japanese science fiction film to be produced in color. In the film's plot, starfish-like aliens disguised as humans travel to Earth to warn of the imminent collision of a rogue planet and Earth. As the planet rapidly accelerates toward Earth, a nuclear device is created at the last minute and destroys the approaching world.