Dominic Bernard Patrick Luke Monaghan (born 8 December 1976) is a British actor. Monaghan first gained fame for being Hetty Wainthropp’s sidekick Geoffrey in Hetty Wainthropp Investigates (1996–1998). He first gained exposure in film through his role as Sasha in the television film Hostile Waters (1997) based on the true story of a Russian and an American submarine colliding in the Cold War.
He achieved worldwide fame as he played Meriadoc “Merry” Brandybuck in Peter Jackson’s epic film trilogy The Lord of the Rings (2001–2003) based on the novel of the same name by J.R.R Tolkien. He extended his recognition with his role of Charlie Pace on the successful television show Lost (2004–2010). Also, Monaghan played the young mutant Chris Bradley formerly known as Maverick in the superhero film X-Men Origins: Wolverine (2009). He currently hosts the nature programme Wild Things with Dominic Monaghan (2012–present).
Monaghan also appears as Beaumont Kin in Star Wars: The Rise of Skywalker (2019). He will be reuniting with J.J. Abrams, the co-creator of Lost.