Mark Nelson (born September 26, 1955) is an American actor, director and teacher. He appeared on Broadway in Angels in America, The Invention of Love, After the Fall and Three Sisters at Roundabout Theatre Company, and the original casts of A Few Good Men, Rumors, Biloxi Blues and Amadeus. For his performance as Einstein in Steve Martin's Picasso at the Lapin Agile he received the Obie, Drama League, Carbonell and San Francisco Critics Awards. Wikipedia
Mark Nelson (born September 26, 1955) is an American actor, director and teacher. He appeared on Broadway in Angels in America, The Invention of Love, After the Fall and Three Sisters at Roundabout Theatre Company, and the original casts of A Few Good Men, Rumors, Biloxi Blues and Amadeus. For his performance as Einstein in Steve Martin's Picasso...