Brian Christopher O'Halloran is an American actor best known for his roles in Kevin Smith's View Askewniverse films, notably as Dante Hicks in Smith's debut film Clerks and its 2006 sequel, Clerks II. Aside from this, he has made small appearances in most of Smith's films, either as his Clerks character Dante Hicks or one of Dante's cousins.
O'Halloran was born in Manhattan, New York City, and lived in Old Bridge Township, New Jersey since the age of 13. A first-generation American, both his parents emigrated from Ireland. His father died when O'Halloran was 15 years old.
O'Halloran is the lead actor in Vulgar (2000), an obscure movie about a small town clown who is traumatized after he is attacked during one of his performances.
Since Clerks, O'Halloran has primarily been a stage actor, working with the Boomerang Theatre Company, the New Jersey Repertory Company and the Tri-State Actors Theatre, among others. He is currently a resident of Staten Island.