Peter Dinklage is joining the cast of X-Men: Days of Future Past, according to a tweet from director Bryan Singer.
"Officially like to welcome #PeterDinklage from #GameOfThrones to #XMEN #DaysofFuturePast Very very excited!" Singer tweeted Wednesday.
Dinklage, who plays Tyrion Lannister on HBO's Game of Thrones, joins returning castmembers from 2011's X-Men: First Class as well as actors who appeared in the original X-Men trilogy which was released from 2000 - 2006.
First Class stars James McAvoy, Michael Fassbender, Jennifer Lawrence and Nicholas Hoult are on board for the film, while original series stars Hugh Jackman, Patrick Stewart, Ian McKellen, Anna Paquin, Ellen Page and Shawn Ashmore are also returning.