Claim: Neil Patrick Harris only began appearing in TV as an adult.
Evidence: On television , he is known for playing the title character on Doogie Howser , M.D. -LRB- 1989 -- 1993 -RRB- , Barney Stinson on How I Met Your Mother -LRB- 2005 -- 2014 , for which he was nominated for four Emmy Awards -RRB- , and Count Olaf on A Series of Unfortunate Events -LRB- 2017 onward -RRB-.
Created by Steven Bochco and David E. Kelley , it stars Neil Patrick Harris in the title role as a teenage physician who also faces the problems of being a normal teenager.