Magical creatures in Harry Potter Granger's pet cat. Crookshanks was purchased by Hermione in a shop called Magical Menagerie in the third Harry Potter book; Harry Potter and The Prisoner Of Azkaban. Crookshanks resembles a Persian Cat, and Rowling has described him as half-Kneazle, an intelligent cat-like creature sensitive to dishonesty, explaining his identification of the rat 'Scabbers' as Peter Pettigrew, and of Sirius Black in his dog form. Crookshanks is seen in Prisoner of Azkaban talking to Padfoot in the school grounds. Crookshanks was portrayed by a cat called Crackerjack. Dobby is a "house-elf" in the Harry Potter series. He was once owned by
Hermione Granger through Hermione's passion for oppressed elves and the formation of her 'Society for the Promotion of Elfish Welfare'". However, in an analysis for "Harry Potter and the Deathly Hallows", Rowland Manthrope states that "seven books on, we still only know her as swottish, sensible Hermione—a caricature, not a character." Emma Watson portrayed Hermione in all eight "Harry Potter" films. Watson's Oxford theatre teacher passed her name on to the casting agents of "Philosopher's Stone", impressed with her school play performances. Though Watson took her audition seriously, she "never really thought she had any chance" of getting the part. The producers