John D'Aquino (born April 14, 1958) is an American film and television actor, best known for his role as Lieutenant Benjamin Krieg in seaQuest DSV, Joel in the film Pumpkinhead, U.S. President Richard Martinez in the Disney Channel Original Series Cory in the House, and for his appearance as Ulysses in Xena.
D'acquino was raised in Brooklyn and in Queens. In his childhood, he was a "self-admitted TV junkie." As a kid, D'acquino used to memorize every page of TV Guide.
In 1985 he co-starred as Varges de la Cosa in the western series Wildside.
He has made guest appearances on Baywatch, Magnum P.I., Matlock, Melrose Place, Murder, She Wrote, Seinfeld, Sliders, Quantum Leap, Xena: Warrior Princess, Crossing Jordan, Hannah Montana, Monk, Shake It Up, Lois and Clark: The New Adventures of Superman and had recurring roles on 3rd Rock from the Sun, JAG, and co-starred in Comedy Central's That's My Bush! as Larry O'Shea.