Samuel Emmett "Sam" Horrigan (born August 23, 1981) is an American actor best known for his role as Val Horrigan from Brink! and Spike Hammersmith from Little Giants. He has also made guest appearances on TV shows such as One Tree Hill, Joan of Arcadia, Desperate Housewives, Still Standing, Grounded for Life, 8 Simple Rules, and Veronica Mars where he played a guy named Pop. Also appeared in Accepted as one of the Fraternity Brothers.