Domhnall Gleeson (born 12 May 1983) is an Irish actor and son of the renowned actor Brendan Gleeson. Known for his versatility, Domhnall has appeared on Broadway, showcasing his stage talents in productions like The Lieutenant of Inishmore. He gained international recognition for his role as Bill Weasley in the Harry Potter film series and has starred in acclaimed films such as Ex Machina, About Time, and The Revenant.