Prey (known as Alien Prey in some markets) is a 1977 British independent science fiction horror film produced by Terry Marcel and directed by Norman J. Warren. The plot concerns a carnivorous alien (Barry Stokes) landing on Earth and befriending a lesbian couple (Glory Annen and Sally Faulkner) as part of his mission to evaluate humans as a source of food. It was filmed in under two weeks on a budget of less than £60,000 (approximately £396,600 in 2021) using locations near Shepperton Studios in Surrey. It had a limited distribution on release.