Doogie Howser played by Neil Patrick Harris

Neil Patrick Harris who played a teen doctor in the TV series Doogie Howser, MD in the late 80's through early 90's. 

Cast of Doogie Howser, MD

Neil Patrick Harris for a while there seem to be a burn out like most other child stars.  He has made a recent come back in the acting world by starring in the Harold and Kumar movie series as a wild, partying, womanizing version of himself.  This