He stepped aside, and a different director took on the following installment, "Harry Potter and the Prisoner of Azkaban" ...

The Hogwarts Express notably transports students to the school, but Prisoner of Azkaban sees Remus Lupin along for the ride, ...

...of Azkaban: Third year begins, and Hogwarts is under tight security as a notorious wizard is at large. With Alan Rickman. Contains flashing images.