We've seen plenty of examples of Game of Thrones veterans appearing on other fantasy shows — Kristofer Hivju (Tormund) was on The Witcher, Joseph Mawle (Benjen Stark) was in The Rings of Power ...
Joseph Quinn might best be known for playing Eddie Munson in Netflix's Stranger Things, but very few might know that the 31-year-old star has also appeared in one episode of HBO's Game of Thrones.