What other TV shows has Finneas O'Connell been in?
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Finneas O'Connell: 18 facts about Billie Eilish's brother you probably never knew

12. What other TV shows has Finneas O'Connell been in?
Finneas O'Connell played Ronnie LaFontaine Jr for one episode of season 6 in cult sitcom 'Modern Family'. He also appeared in the premiere episode of 'Aquarius'. [Getty]