Mark is an American actor/filmmaker trained in Los Angeles and New York that has performed onstage in New York, Los Angeles and London, England. Some of those productions include lead roles in; Shepard's 'True West', Beckett's 'Waiting for Godot', Shakespeare's 'Timon of Athens' and Mamet's 'The Shawl'. In 2006 Houghton produced, wrote and directed his first film HUM; The Decent of the Universal into the Human Heart. He is based in Los Angeles and has numerous projects in various stages of development.