Born in Connecticut and raised in Massachusetts, he gained fame as a filmmaker and musician. He is best known for writing and directing the cult classic film "The Boondock Saints" (1999), which developed a strong fan following despite its limited initial release. The film's success led to a sequel, "The Boondock Saints II: All Saints Day" (2009). Before his film career, he worked in various jobs, including as a bartender, and was also part of a band called The Brood. His career has been marked by both notable success and controversy.