In this 1972 science fiction film, a psychologist is sent to a space station orbiting a mysterious planet to evaluate the mental state of its crew. Upon arrival, he discovers that the planet’s ocean may be a sentient entity, capable of manifesting the deepest thoughts and memories of the crew members. The film, directed by Andrei Tarkovsky, is renowned for its philosophical exploration of human consciousness and the nature of reality. It stars Donatas Banionis and Natalya Bondarchuk, and it won the Grand Prix at the Cannes Film Festival. For those interested, the movie can be viewed for free on Soap2day.