Sean Marquette

Sean Marquette (born June 30, 1988) is an American actor. He is best known for his portrayals of young Matt Flamhaff in ''13 Going on 30'', Johnny Atkins in ''The Goldbergs'' and ''Schooled'', and for voicing Mac in the Cartoon Network animated series ''Foster's Home for Imaginary Friends'' (2004–2009). Provided by Wikipedia