He has starred in the movies Growing Up Brady, The Big Bad Swim, Driftwood, That Guy, Normal Adolescent Behavior, Prom Wars, Spring Break ‘83, The Trouble with Cali, How to Make Love to a Woman, and Contest. Ullman has also appeared in episodes of the TV series Guiding Light, Law & Order: Criminal Intent, Law & Order: Special Victims Unit, That’s So Raven, Big Love, House, Cold Case, and Broad City. He has also starred in stage productions including The King and I and Bad Jews.