Background
Dillon was born in New Rochelle, New York, the son of Mary Ellen, a homemaker, and Paul Dillon, a portrait painter, sales manager, and golf coach at Fordham University.
Dillon was born in New Rochelle, New York, the son of Mary Ellen, a homemaker, and Paul Dillon, a portrait painter, sales manager, and golf coach at Fordham University.
Both brothers attended Mamaroneck High School.
He is best known for playing Drama on the Home Box Office comedy series Entourage, Bunny in the war film Platoon, and John Densmore in the musical biopic The Doors. He is the younger brother of actor Matt Dillon. Dillon began acting in both television and films in the 1980s and first received wide attention for his role as the psychopathic soldier Bunny in the 1986 film Platoon.
In 1983, Dillon played Arnold Norberry in the television Movie Number Big Deal.
In 1988, he portrayed Brian Flagg in a remake of the 1958 American science fiction film The Blob. The remake flopped, earning only 8.2 million against a budget of 19 million, although in recent years it has gained a devoted cult following.
Other notable film roles from that period included War Party (1988), Number Escape (1994), and The Doors (1991), in which he played drummer John Densmore. Much of Dillon"s 2000s work has been in television, including the Columbia Broadcasting System series That"s Life as Paul DeLucca and the Fox series 24 as Lonnie McRae.
He appeared in the 2006 film Poseidon, a remake of the The Poseidon Adventure, and on Donald J. Trump"s Fabulous World of Golf on The Golf Channel in April 2010.
Dillon co-starred on the Home Box Office hit comedy series Entourage playing Johnny "Drama" Chase, for which he received a 2007, 2008, and 2009 Emmy nomination and a Golden Globe nomination in 2008. The series ended on September 11, 2011. Dillon reprised his role as Johnny Chase in the series" film adaptation, Entourage (2015).
Dillon appeared in the Columbia Broadcasting System comedy How to Be a Gentleman, but the planned series was cancelled after two episodes.
Married Jane Stuart, April 22, 2006. 1 child Ava;1 child Amy.