Jefferson Hall (born 6 December 1977), occasionally credited as Robert Hall in his earlier roles, is an English actor. He is known for the roles of Hugh of the Vale in Game of Thrones, Varg in Wizards vs Aliens on CBBC, Torstein in Vikings, Aaron Korey in Halloween, twins Jason Lannister and Tyland Lannister in House of the Dragon, and Haakon...