Last seen in:
- Wall Street Journal - Sep 17 2016 - Climb In!
- New York Times - Feb 10 2015
- L.A. Times Daily - Aug 15 2014
- Eugene Sheffer - King Feature Syndicate - Mar 31 2014
- Eugene Sheffer - King Feature Syndicate - Sep 17 2010
- Eugene Sheffer - King Feature Syndicate - Dec 4 2009
- Eugene Sheffer - King Feature Syndicate - Dec 29 2005
- New York Times - Feb 16 1997
Related Clues:
- Unwelcome plant?
- Creep furtively
- Valerie Plame, e.g.
- Espionage expert
- Mole, e.g. 19. Thumbs-down vote
- Double agent, e.g.
- U-2 pilot, e.g.
- Furtive guy
- See suddenly
- Go on tiptoe
- Austin Powers, for one
- ''And Moses sent them to ___ out the land of Canaan''
- Work undercover
- One of two regular Mad magazine opponents
- Mata Hari, notably