Studied acting with Sanford Meisner at New York's Neighborhood Playhouse
Big Broadway break was a 1979 production of Bent, costarring with Richard Gere
Also in 1979, made a splash as "Ajax" in cult hit The Warriors, directed by Walter Hill, with whom he would later work in 48 Hrs
(1982) and Wild Bill (1995)
Has played recurring characters on Sex and the City, Third Watch and 7th Heaven
Voice credits include Justice League Unlimited, the 2005 video game The Warriors and the 2011 film Transformers: Dark of the Moon
In 2007, was nominated for a Saturn Award, which honors the best in film and television in science fiction, fantasy and horror genres, for Best Supporting Actor in the Showtime series Dexter
Was also nominated, for the same series, for Screen Actors Guild Awards in 2008, 2009 and 2010
Awards
2011Screen Actors Guild Awards-Outstanding Performance by an Ensemble in a Drama Series:nominated
2010Screen Actors Guild Awards-Outstanding Performance by an Ensemble in a Drama Series:nominated
2009Screen Actors Guild Awards-Outstanding Performance by an Ensemble in a Drama Series:nominated
2008Screen Actors Guild Awards-Outstanding Performance by an Ensemble in a Drama Series:nominated