Horace and Pete was one of 2016’s nicer surprises, a bittersweet, working class dramedy made in secret by creator-star Louis C.K. and debuted to almost no fanfare on his website earlier this year. But the biggest surprise was the cast he assembled to star with him, including Steve Buscemi, Alan Alda, Edie Falco, Steven Wright, Kurt Metzger, and Jessica Lange.