Hermione Granger completing Snape's homework assignment from the class, while Crookshanks proves vital in exposing Scabbers as Peter Pettigrew, a friend of James and Lily Potter who revealed their whereabouts to Lord Voldemort the night of their murders, and was able to wrongly implicate Sirius Black (revealed to be Harry's godfather) in the Potters' deaths. The Time-Turner enables Hermione and Harry to rescue Sirius and the hippogriff Buckbeak. Hermione is horrified by the cruelty that house-elves suffer, and establishes S.P.E.W., the Society for the Promotion of Elfish Welfare, as an effort to gain basic rights for them. She is Bulgarian Quidditch prodigy
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