"Clueless," "Happy Days" and "Dirty Dancing" are among the most classic tales to hit the big or small screen. There's just one problem with these gems. The actors who star in them are way older than their characters.
Keep clicking to see how old these stars were when they played teens, as well as more actors who portrayed youngsters while nearing their middle ages. —XFINITY Entertainment Staff (Photos: Paramount, AP, Vestron)
The opinions expressed are solely those of the author and do not necessarily reflect the views of Comcast.