Claim: Maisie Williams made her professional acting debut in Game of Thrones in 2011.
Evidence: She made her professional acting debut as Arya Stark in the HBO fantasy television series Game of Thrones in 2011 , for which she won the EWwy Award for Best Supporting Actress in a Drama , the Portal Award for Best Supporting Actress -- Television and Best Young Actor , and the Saturn Award for Best Performance by a Younger Actor.