Last seen in:
Related Clues:
- Long-distance travelers, in theory
- Superman and Supergirl, briefly
- Sigourney sequel
- Foreigners
- ''Independence Day'' assailants, for short
- Big-headed sorts, for short
- 'The X-Files' subj.
- Seven-Oscar nominee in the '80s
- Science fiction staples
- Supposed makers of crop circles
- Extraterrestrials, for short
- UFO fliers, supposedly
- Doctor Who and others, briefly
- Alf and Mork, for short
- Visitors to the Enterprise, briefly