When larcenous real estate clerk Marion Crane goes on the lam with a wad of cash and hopes of starting a new life, she ends up at the notorious Bates Motel, where manager Norman Bates cares for his housebound mother. The place seems quirky, but fine… until Marion decides to take a shower.

Jack Torrance accepts a caretaker job at the Overlook Hotel, where he, along with his wife Wendy and their son Danny, must live isolated from the rest of the world for the winter. But they aren't prepared for the madness that lurks within.

Two aging film actresses live as virtual recluses in an old Hollywood mansion. Jane Hudson, a successful child star, cares for her crippled sister Blanche, whose career in later years eclipsed that of Jane. Now the two live together, their relationship affected by simmering subconscious thoughts of mutual envy, hate and revenge.

During its return to the earth, commercial spaceship Nostromo intercepts a distress signal from a distant planet. When a three-member team of the crew discovers a chamber containing thousands of eggs on the planet, a creature inside one of the eggs attacks an explorer. The entire crew is unaware of the impending nightmare set to descend upon them when the alien parasite planted inside its unfortunate host is birthed.

Members of an American scientific research outpost in Antarctica find themselves battling a parasitic alien organism capable of perfectly imitating its victims. They soon discover that this task will be harder than they thought, as they don't know which members of the team have already been assimilated and their paranoia threatens to tear them apart.