Mark was known for his role as Coroner Gary in the first season of Netflix's hit series Stranger Things. His breakout role came in 1981 when he played Ted Dinard in Dynasty, who was Steve ...

Later, he joined the cast of Stranger Things in its first season, portraying Coroner Gary. Although his role was brief, his performance contributed to the eerie and mysterious tone of the hit ...

By Christy Piña, Jackie Strause [This story includes major spoilers for all four seasons of Stranger Things.] When creators Matt and Ross Duffer announced the upcoming fifth season would be the ...