Fans of the Harry Potter books know that Ron Weasley is more than just a comic relief character. The movies left out Ron's ...

However, he soon learns that a dangerous criminal and Voldemort's trusted aide Sirius Black (Gary Oldman) has escaped from Azkaban Prison and wants to kill Harry to avenge the Dark Lord.

He stepped aside, and a different director took on the following installment, "Harry Potter and the Prisoner of Azkaban ... because it turns out that Ron's pet rat is a wizard who happens ...