Neil Patrick Harris (born June 15, 1973) is an American Golden Globe- and Emmy-nominated actor. He is best known for his roles as the teenage doctor Doogie Howser, M.D., the womanizing Barney Stinson in How I Met Your Mother, the very intelligent Col.
He has recently proven himself to be a talented singer in a memorable episode of the hit Fox Television program "Glee" singing "Dream On" by Aerosmith and has emerged as a capable host of awards shows as the Tony Awards on Broadway and an Emmy skit.
NPH, as he has popularly come to be known, showed his comedic, acting and musical abilities in the cult Internet hit "Dr Horrible's Sing Along Blog".