Psychological drama from Russian director Andrei Tarkovsky, adapted from the Stanislaw Lem novel of the same name. The film charts the strange events which befall a group of young cosmonauts who work on a space station orbiting the ocean-covered planet Solaris. Fellow cosmonaut Chris Kelvin (Donatas Banionis) is sent to investigate the occurrences, and soon begins encountering a variety of supernatural phenomena, including the physical manifestation of his own painful memories of his late wife. Kelvin tries to get to the bottom of the mystery and begins looking for a way to communicate with the powerful forces of Solaris.