Related Clues:

• Little green men
• 24-Across and others
• E.T. vehicles
• 1986 sci-fi hit
• U.F.O. crew
• Frequent 24-Down subject
• Abduction sites, supposedly
• Martians and such
• The Coneheads, e.g.
• UFO crew
• Eerie sightings
• Saucers, maybe
• Unaccounted-for radar blips
• Klingons, e.g.
• Roswell visitors?