15 Stars Who Appeared on "Roseanne"21 of 30
Neil Patrick Harris
During his time as the star of "Doogie Howser M.D.," the young Harris played the character during a dream sequence. The actor has gone on to star in "How I Met Your Mother" as well as movies including Starship Troopers and Gone Girl.
During his time as the star of "Doogie Howser M.D.," the young Harris played the character during a dream sequence. The actor has gone on to star in "How I Met Your Mother" as well as movies including Starship Troopers and Gone Girl.
PeopleNeil Patrick Harris
TitlesRoseanne, Less Is More