Related Clues:

• Snoop
• Spy's org.
• Look through a keyhole
• Peeper
• Good looker?
• Secret employer, maybe
• K.G.B. rival
• Look in (on)
• Cloak-and-dagger org.
• Le Carré staple
• Watch secretly
• Finder of secrets
• Mole, maybe
• The Company
• Bush Sr. headed it