Related Clues:

• Sigourney Weaver classic
• Visitor from another planet
• Like 9 or 5
• Sci-fi figure
• Like 1, 11, 111, and 1,111
• Like an unpaired sock
• Visitor from the stars
• UFO pilot?
• U.F.O. pilot
• Abnormal
• 'The X-Files' extra
• Hard to explain
• Extrater-restrial
• It's out of this world
• See 127 Across