Related Clues:

• Performer in a psuedo-box
• Performer who might act like they're trapped in a box
• Performer who may pretend to be in a box
• Silently act out (a role)
• Pretend to play two different but identical notes
• I am upset, your setter? I am speechless!
• One who’s right to remain silent
• One who's acting out?
• Act out?
• Unscripted performance
• Note setter added on first reading for performer without lines
• Perform without words
• Performer who's good with their hands
• Nonverbal performer
• Artform associated with Marcel Marceau