<Tr> <Th> Occupation </Th> <Td> Actor </Td> </Tr> <Tr> <Th> Years active </Th> <Td> 1998--2010 </Td> </Tr> <P> Erik Per Sullivan (born July 12, 1991) is an American actor . He is best known for his role as Dewey, the younger brother to middle child Malcolm, on the Fox series Malcolm in the Middle, which was on air for seven years . </P> <P> Sullivan was born in Worcester, Massachusetts . His father, Fred Sullivan, owns a Mexican restaurant in Milford, Massachusetts, called The Alamo . His mother, Ann, was born in Sweden and was naturalized as a US citizen in 2007 . He is an only child . He speaks a little Swedish, and his family visits Sweden almost every year . At a young age he began studying piano and the saxophone . He has a first degree black belt in taekwondo . </P>

Who played dewey in malcolm in the middle