Answer:

alien

AnswerCrossword Clue
ALIEN1979 Sigourney Weaver thriller
ALIENExtraterrestrial
ALIENOf another world
ALIENUFO passenger
ALIEN1979 space thriller
ALIENNonnational
ALIENOf another land
ALIENSigourney Weaver sci-fi film, 1979
ALIENSigourney Weaver shocker
ALIEN.. and Sedition Acts
ALIENForeign
ALIENGreen card holder
ALIENRoswell regular?
ALIENSigourney Weaver thriller
ALIENNon-national
ALIEN"In space no one can hear you scream" movie
ALIENGreen figure, in many depictions
ALIEN... and Sedition Acts of 1798
ALIENXenophobe's dread
ALIENStranger
ALIENScary flick
ALIENMovie creature
ALIENOutlander
ALIENUnfamiliar
ALIENHorror film of 1979
ALIENVideo-game target
ALIENOtherworldly
ALIENUnearthly character
ALIENXenophobe's bugaboo
ALIENLittle green man
ALIENNot of this world
ALIENNot of this Earth
ALIENNot of this earth
ALIENTourist from space
ALIENSci-fi figure
ALIENSeminal 1979 horror film
ALIENOne that SETI hopes to hear from
ALIENExceedingly unfamiliar
ALIENUtterly unfamiliar
ALIENVisitor from afar