Related Clues:

• 'The X-Files' extras
• Followers of tax cheats
• X-file examiners
• Ness et al.
• Counterfeiter catchers
• F.B.I. figures
• Secret Service agents
• Untouchables, et al.
• Feds of a sort
• Counterfeiters' counters
• Hoover's employees
• FBI guys
• Some gangbusters
• They're on big cases
• Treasury agents