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Mark Steger

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Mark Donald Steger (born January 16, 1962) is an American actor, performance artist, and choreographer. He portrays the Monster in Stranger Things.

Mark is also known for his work on I Am Legend (2007), Heroes: Going Postal (2008), American Horror Story (2013), Paranormal Activity: The Ghost Dimension (2015), and The Last Witch Hunter (2015).

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