This is a big one, folks. "Prisoner of Azkaban" was, and remains, one of the most acclaimed entries in the Harry Potter film franchise, and in this episode, we ponder whether it still holds up, the importance of the movie as it foreshadowed a darker turn in the rest of the series, the introduction of Michael Gambon as Dumbledore 2.0, whether the time travel in this movie worked and what Alfonso Cuaron brought to the visual story-telling in the Harry Potter universe.