The catch of being a child actor on TV shows is the world watches you grow up. (That includes any awkward years.) There have been a whole lot of cases, with actors starting out either before they were teenagers or growing up from being teenagers to adulthood. While it's not completely apparent while watching the shows at a stretch, jumping from the first season to the last one shows just how dramatically transformed these child actors became by the series' finales.
Here are child actors who basically grew up in front of our eyes.