Adrian Grenier (born July 10, 1976) is an American actor, musician and director. He is best known for his lead role on the HBO original series, Entourage, as Vincent Chase.
Grenier was raised in Queens, New York by his mother, Karesse Grenier, a real estate agent. His mother met his father, John Dunbar, in a commune in the 1970s and the two were never married. Grenier is of Apache Native American and European descent. He attended Fiorello H. LaGuardia High School of Music & Art and Performing Arts and went to Bard College where he studied drama.
In 1997, Grenier made his film debut in the independent drama Arresting Gena. In 1999, he played opposite Melissa Joan Hart in Drive Me Crazy as well as in Britney Spears' music video "Crazy", and in 2001, starred in James Toback's Harvard Man. In 2002, Grenier made his directorial debut with the documentary, Shot in the Dark. The documentary chronicles his years-long search for his father, with whom Grenier's mother broke up when Adrian was still a baby. Grenier and Dunbar remained estranged for 18 years, and in 2001, Adrian began work on the documentary in an attempt to forge a relationship with Dunbar. The two eventually reunited and maintain a warm relationship. HBO premiered the documentary on June 3, 2007.