http://www.youtube.com/watch?v=n7_qhanFAto
We’ve got a Shouts From the Back Row podcast about the career of Matt Damon coming up soon and to showcase how far he’s come, here’s his screen debut at the age of 17 in the 1988 Julia Roberts comedy, Mystic Pizza. He plays a character named Steamer and literally has one line of dialogue (“Mom, do you want my green stuff?”) in the entire film.