Michael Robert DeLuise (born August 4, 1969) is an American actor.
DeLuise's first film role was Dom Deluise's 1979 film Hot Stuff as "Boy with Fish", but it was not until 1990 that he landed his first major role with the Fox hit series 21 Jump Street. He played Officer Joey Penhall, the younger brother of Peter DeLuise's Officer Doug Penhall.
He also starred with his brother Peter on seaQuest DSV where he played Tony Piccolo from 1994 to 1996. Aside being part of the iconic set of headbangers in the "Bohemian Rhapsody" scene in Wayne's World and as the school bully and primary villain in Encino Man, he is also well known for his recurring appearances on the critically-acclaimed NYPD Blue where he played Andy Sipowicz Jr..
He has made recurring appearances as TJ on Gilmore Girls. He has also made guest appearances on CSI: NY, Lost, and Stargate SG-1.