On stage he has directed off-Broadway and stock productions in such places as the; "Stock Bridge Playhouse", the "Theater Company of Boston" and the Ensemble Studio Theater. Recently he wrote and directed “Wonder Comes The 7th Day” for the “American Theatre of Actors” (NY). He has acted in many plays on and off Broadway and was an original member of the "Lincoln Center Repertoire Company" under Elia Kazan's direction. On screen he's made some thirty films and numerous television shows. Amongst the film are Scorsese's "Boxcar Bertha", "New York, New York", Mark Rydel's "The River", Sydney Pollock's "Absence of Malice", Irwin Winkler's "Guilty By Suspicion" , "Night in the City", Richard Pearce's "Heartland", and Paul Mazursky's "Down and Out in Beverly Hills". With Roger Corman he made three films. Amongst the television shows; the mini series "Washington Behind Closed Doors", "Knotts Landing", "Law and Order", "The X-Files" and "Cagney and Lacey" which he was a regular on.
He has been a member of the "Actor's Studio" and serves as a moderator for their playwrights and acting sessions. He has held classes at the American Film Institute, The Lee Strasberg Theatre Institute, U.C.L.A., The Workshop (Maine) and at the International Film Actors Workshop in Moscow. In 2005 Barry received the “Jean Dalrymple Life-Time Achievement Award