English film actor who became known to American audiences as the protagonist in the 2010 action-comedy Kick-Ass and its 2013 sequel, Kick-Ass 2. He appeared as Quicksilver in the 2015 blockbuster Avengers: Age of Ultron. He won a Golden Globe for his supporting role in the 2016 film Nocturnal Animals.
He first began acting as a child, landing a role as Macduff's son in Macbeth.
He was cast in Kick-Ass with Nicolas Cage.