Horrigan has starred in the movies Getting Even with Dad, Little Giants, Accepted, and Bar Starz. He starred in the TV movies Brink! and Escape to Witch Mountain. Horrigan has also appeared in episodes of the TV series Boy Meets World, One Tree Hill, Still Standing, Joan of Arcadia, Desperate Housewives, Veronica Mars, Reba, CSI: Crime Scene Investigation, and True Blood.