A crew of spaceship Nostromo is suddenly woken up from a cryogenic sleep because of mysterious signals coming from an unknown planet and received by a ship computer. The astronauts land on the planet surface and go to investigate an alien spaceship where one of them is attacked by an alien which fasten itself on his face. When the crew returns to their ship and abandon the planet, nobody forefeels that the real horror will begin very soon ...

A crew of spaceship Nostromo is suddenly woken up from a cryogenic sleep because of mysterious signals coming from an unknown planet and received by a ship computer. The astronauts land on the planet surface and go to investigate an alien spaceship where one of them is attacked by an alien which fasten itself on his face. When the crew returns to their ship and abandon the planet, nobody forefeels that the real horror will begin very soon ...