Xtro is a 1982 British science fiction horror film directed by Harry Bromley Davenport and co-produced by Bob Shaye. Starring Bernice Stegers, Phillip Sayer, and Simon Nash, the film focuses on a father who was abducted by aliens and returns to his family three years later, where he goes in search of his son. Production of the film started and completed in February 1982.

The film was released in the United Kingdom in December 1982, and in January 1983 in the United States. While reception to the film is mostly negative, the film has achieved a cult status since its release. The film is included in Barbara Creed‘s The Monstrous Feminine as an example of how science fiction-horror presents the female womb as terrifying and horrific.