Who is Alien?
Alien primarily refers to: Alien (law), a person in a country who is not a national of that country Enemy alien, the above in times of war Extraterrestrial life, life which does not originate from Earth Specifically, a lifeform with extraterrestrial intelligence For fictional extraterrestrial life, see Extraterrestrials in fiction Introduced species, a species not native to its environment Alien(s), or The Alien(s) may also refer to: