on TBS and Cartoon Network — a trivia competition hosted by Helen Mirren which will put the knowledge of even the biggest fans to the test. Even if you don't have live TV or cable, you can still binge-watch all of the films via a number of streaming platforms! While the franchise's run on streaming has had more twists and turns than a quidditch match, all eight films are now available on both HBO Max and Peacock, where they will be available for subscribers and muggles alike to stream in honor