From Wikipedia, the free encyclopedia. Matt McGrath (born June 11, 1969) is an American actor. McGrath's film appearances include roles in The Notorious Bettie Page, Boys Don't Cry, The Broken Hearts Club: A Romantic Comedy, and The Impostors. On television, McGrath has appeared in episodes of Law & Order: Criminal Intent, Now and Again, and New York Undercover. On Broadway, as a child, McGrath performed in Peter Pan and the original musical Working. As an adult, he played in A Streetcar Named ...