Liam Christopher O'Brien (Born May 28, 1976) is an American voice actor best known for his role as Gaara of the Desert on Naruto. He is married to fellow voice actress Amy Kincaid.
O'Brien is also one of the English adaptation writers for another popular series Bleach, and provides the voice for Jūshirō Ukitake and several minor characters.
O'Brien is usually cast in some of the most unusual roles, as such he tends to play characters that show signs of insanity or are complete evil geniuses. Some of those include: Gaara, Lezard Valeth, and Dist. He's been honored with a nomination for "Best Voice Actor in an Anime Comedy" by the American Anime Awards for his work in Comic Party, DNA Squared, and Girls Bravo.
O'Brien was miscredited as the voice of Reki in the anime .hack//Legend of the Twilight. The correct voice actor who voiced Reki is Derek Stephen Prince while O'Brien was the voice of a minor character, Tom.