Possible Clues:

• One thought guilty of a crime
• Have doubts about group protecting American leader in Paris
• Any character with a token in Clue
• Dodgy South American exercise court
• Presume American quietly gets ensnared by cult
• 1960 film based on a Nigel Balchin novel, 'A Sort of Traitors'
• Splinter group admitting American power is questionable
• Dodgy American power infiltrating religious group
• Feel for criminal, perhaps?
• Perhaps this person is guilty