Justin is famous for his role as Reese on "Malcolm in the Middle" and Ross on "Unhappily Ever After". Justin made his television acting debut at the age of five in a coffee commercial.

Berfield?s other television credits include ?The Mommies,? ?The Good Life,? ?Hardball? and ?The Boys Are Back.? He appeared in the feature film ?Max Keeble?s Big Move? and can soon be seen in the independent film ?Who?s Your Daddy.? In addition, he had leading roles in the feature films ?Cowabunga Dad,? ?Hocus Pocus,? ?3 Ninjas,? ?Mom, Can I Keep Her?? ?The X-ray Kid,? ?Wanted? and ?Invisible Mom 2.? Currently, Berfield serves as the National Youth Ambassador to the Ronald McDonald House Charities.