Sputnik (2020) The Terrifying Alien Experiment | Sci-Fi Horror Explained In 1983, at the height of the Cold War, a Soviet spacecraft crashes back to Earth — but the lone surviving cosmonaut didn’t return alone. Sputnik is a chilling sci-fi horror film that blends psychological tension with a terrifying alien presence. As scientists uncover the shocking truth inside a secret military facility, they realize the creature isn’t just a parasite — it shares a mysterious bond with its human host. If yo