19 Child Celebrities Who Look Even Better Than When They Were Kids

5. Neil Patrick Harris

He has made such a big career for himself as an adult actor that people might forget that he first made a big name for himself as a child actor. While he had a number of movie roles as a child actor when he became a teenager he was cast a Doogie Howser M.D. in which in he played a genius child who was a doctor at 15. He then grew up to play the womanizer Barney on How I Met Your Mother.