Related Clues:

• Film set aboard the Nostromo
• Higher-up individual?
• "Starman" hero, e.g.
• Like some landscapes
• Xenophobe's focus
• Ridley Scott film
• Saucer user
• He's out of this world
• It led to sequels for Sigourney
• ''X-Files'' character
• Many a 'Star Trek' character
• Sci-fi being
• Non-national
• Completely strange
• Critter from Mars