Matthew also has a thriving career as an actor. His Broadway credits include Neil Simon’s The Sunshine Boys, with Jack Klugman and Tony Randall, Mr. Simon's Laughter on the 23rd Floor, and Manhattan Theater Club’s Losing Louie. Other New York credits include originating the role of Gabe in Donald Margulies’ Pulitzer Prize winning Dinner with Friends (Drama Desk nomination, Drama League Honoree), Manhattan Theatre Club’s Moonlight and Magnolias, and Richard Dresser’s Rounding Third. Regional Theater includes Our Mother’s Brief Affair at South Coast Rep., Surf Report at La Jolla Playhouse, The Scene at Hartford Stage Company, Around the World in 80 Days at the Cape Playhouse, Rounding Third at Chicago’s Northlight Theatre, Talley’s Folly at The Bay Street Theatre, Guys and Dolls at Seattle’s 5th Avenue Theater, and Sight Unseen at The George Street Playhouse. Film credits include indies Margot at the Wedding, Second Best, Raising Flagg, The Curse, and Bittersweet Place, as well as Death to Smoochy, Liar, Liar, North, An Unmarried Woman, and Chu Chu and the Philly Flash. Matthew appeared in recurring roles as Dr. Thompkins on the hit FX drama Rescue Me and as Legal Aid Attorney Paul Bernard on A&E’s 100 Centre Street. Other television credits include the PBS pilot Copshop, Medium, Third Watch, Hack, The Education of Max Bickford, Ed, Law and Order, Law and Order: Criminal Intent, Law and Order: SVU, Kojak, and All My Children.