Sadie Sink performed with Helen Mirren on Broadway in 'The Audience'
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Sadie Sink: 18 facts about Stranger Things' Max you need to know
14. Sadie Sink performed with Helen Mirren on Broadway in 'The Audience'
In 2015, Sadie performed on stage alongside Helen Mirren in 'The Audience' on Broadway. She played the role of young Queen Elizabeth II. (Walter McBride/WireImage)
