by Jessica Pena, September 28, 2019 That’s a wrap for BoJack Horseman. Deadline reports Netflix has cancelled the TV show after six seasons. The animated series centers on BoJack Horseman, a washed-up TV star who’s trying to relaunch his career in showbiz. The voice cast includes Will Arnett, Amy Sedaris, Alison Brie, Aaron Paul, Paul F.