Related Clues:

• Seek intelligence, in a way
• James Bond, for one
• Leader of the Long March
• Chinese leader
• Leader with a jacket named for him
• Leader once known as "The Four Greats"
• -- Tse-tung
• Do some surveillance
• Bond, for instance
• See 57 Down
• Undercover agent
• Use a tap, perhaps
• Get a look at
• Smiley, Smart or Solo
• Big Red, once