Related Clues:

• Unspeakable act?
• Actor with no lines
• Give the silent treatment?
• White-gloves wearer
• Performer with a painted face
• Shields or Yarnell, e.g
• Storyteller who needs no words
• Two spells of note in performance
• Theatrical technique that makes panto complete
• Might Met's leading pairs pretend to sing?
• Don't make a speech - act!
• I am enthralled by this person's dramatic performance
• Act silently
• Street performer in an 'invisible box'
• Go without saying?