Jefferson Hall (born December 6, 1977 in Coventry) is a British actor.
He is known for his roles in Emma, Wizards vs. Aliens and Vikings. He is also notable for being (so far) the only actor to be cast in both HBO's Game of Thrones and its distant spinoff prequel, House of the Dragon.
He was credited as "Robert Hall" earlier in his career.
Selected filmography:
- Green Street (2005) as a West Ham United F.C. Academy player
- Emma (2009) as Robert Martin
- Sherlock Holmes (2009) as a young guard
- Game of Thrones (2011) as Ser Hugh of the Vale
- House of the Dragon (2022-) as Lord Jason Lannister and Ser Tyland Lannister
- Holby City (2012) as Sam Philips
- Wizards vs. Aliens (2012-2013) as Varg
- Vikings (2013-2015) as Torstein
- Beowulf: Return to the Shieldlands (2016) as Jogan
- Barbarians Rising (2016) as Viriathus
- Oppenheimer (2023) as Haakon Chevalier
Tropes & Trivia in his works:
- Playing Their Own Twin: He plays both Lord Jason Lannister and his twin brother, Ser Tyland Lannister, in House of the Dragon.