A cooler-than-ever Bruce Wayne must deal with the usual suspects as they plan to rule Gotham City, while discovering that he has accidentally adopted a teenage orphan who wishes to become his sidekick. Will Arnett, Zach Galifianakis, Michael Cera, Rosario Dawson, Ralph Fiennes, Jenny Slate, Mariah Carey Added on BBC iPlayer 2022-08-04, leaving 2024-06-09. Youtube Trailer