Batman: Under the Red Hood starred an actor known for playing which character on How I Met Your Mother?
Neil Patrick Harris:  On television, he is known for playing the title character on "Doogie Howser, M.D." (1989–1993), Barney Stinson on "How I Met Your Mother" (2005–2014, for which he was nominated for four Emmy Awards), and Count Olaf on "A Series of Unfortunate Events" (2017 onward).
i don't know