Related Clues:

• Shields or Yarnell, e.g.
• Actor without lines, maybe
• Chaplin, for one
• Marcel Marceau, e.g.
• Play charades
• Quiet showman
• Act dumb?
• Silent entertainer
• Save one's speech
• Nonspeaking street performer
• Marceau, famously
• Not one to talk?
• Performance art
• Wordless entertainer
• Marceau's forte