Mark Donald Steger (born January 16, 1962) is an American actor, performance artist, and choreographer. He is known for Stranger Things (2016), Scary Stories to Tell in the Dark (2019) and The Pact (2012).
In another timeline, the crew of the commercial space tug Nostromo encounter the eponymous Alien, an aggressive and deadly extraterrestrial set loose on the ship.
