Alien

Alien may refer to:

Science and engineering

• Alien (biology)
• Extraterrestrial life, in scientific context.
  • Extraterrestrial life in popular culture

Film and television

• Alien (film series):
  • Alien (film) (1979 film), by Ridley Scott, which in turn inspired the following related works:
  • Aliens (film) (1986 film), the sequel to the 1979 film.
  • Alien³ (1992 film), the third Alien movie.
  • Alien: Resurrection (1997 film), the fourth Alien movie.
  • Alien vs. Predator a film series, a comic book series, novel series, and video game series.
  • Aliens vs. Predator: Requiem the second film in the Alien vs. Predator series (sixth in the Alien series)
  • Xenomorph (Alien), the alien creatures from the Alien movies.
  • Spin-offs:
    • Aliens (comic book), a group of comic book series.
    • Aliens (novel series), a number of novels based on the series.
    • Aliens (video game), a number of video games.
    • Aliens (arcade game), a 1990 arcade shoot 'em up by Konami.
• "Alien" (Law & Order: Special Victims Unit), an episode of Law & Order: Special Victims Unit
• The Alien, a cancelled film with a script by Satyajit Ray.
• Svešais (English: Alien) (1988 film)

Computing

• Alienware Computer Corporation, a division of Dell.
• Alien (software), computer program that converts between different Linux package formats.
• AliEn (ALICE Environment), software/grid middleware used CERN.

Music

• The Aliens (reggae group), a 1970s vocal group from Jamaica whose members included Barry Brown and Rod Taylor
• The Aliens, a funk band from Scotland.
• Alien (album), a 2005 album by metal project Strapping Young Lad.
• Aliens (album), the album by Irish celtic rock band Horslips.
• Alien#Six13, a synth music artist.
• Atliens, a 1996 album by rap group OutKast.
• Alien (song), a 1999 song by Pennywise.
• Alien (Third Day song), a 1997 song from Christian rock group Third Day.
• Aliens Exist is a song by rock band Blink-182. The song appears on their album Enema of the State.

Miscellaneous

• Alien (law), owing political allegiance to another country or government. A person who is neither a native nor a citizen of the country of residence. Person refers both to humans, which US law calls individuals as well as corporations.
• Alien (signifier), use in literature and criticism as the embodiment of an outside perspective or the sense of the other.
• Alien Technology, a maker of UHF RFID tags.