Harry Potter and the Goofs and Trivia.| When Harry (in DHP2) goes into the Room of Requirement in the bottom left hand corner there is the knight that Ron rides in the first Harry Potter movie


Harry Potter and the Goofs and Trivia.| Ron’s dream about spiders making him tap-dance (in the Prisoner of Askaban) is a two-in-one reference of the next book. In ‘Goblet of Fire’ there is an unforgivable curse where you can control what someone does (Imperius curse), taught by Professor Moody. He makes a spider tap-dance.


Harry Potter and the Goofs and Trivia.|The set for the sequence where Professor Lupin teaches Harry to defend against the dementors previously served as Dumbledore’s office in Harry Potter and the Chamber of Secrets.


Harry Potter and the Goofs and Trivia.| The script originally said that Hermione would hug Harry and Ron in the final scene. As the then 11-year-old Emma Watson was embarrassed about having to hug the boys in front of the entire cast, Chris Columbus allowed her to change the scene so that Hermione just hugs Harry then starts to hug Ron but the two get embarrassed and resolve to only shake hands.
Her hesitation with Ron is also taken by fans as a precursor to the relationship that will develop between the two characters.


Harry Potter and the Goofs and Trivia.| The magic clock in the Weasley home shows a “Dentist” label. The Wizarding world has no idea what dentists are and what they do.


Harry Potter and the Goofs and Trivia.| When Harry is entering the Weasley’s house, he sees a pair of bewitched knitting needles. The needles are clacking together, but not actually knitting any stitches.


Harry Potter and the Goofs and Trivia.|The role of baby Harry was played by the Saunders Triplets


Harry Potter and the Goofs and Trivia.| Molly Weasley’s line “Not my daughter you bitch!” is Julie Walters’ favorite line throughout her career.


Harry Potter and the Goofs and Trivia.| Voldemort identifies four of his Death Eaters by name: MacNair, Crabbe, Goyle, and Lucius Malfoy. Lucius Malfoy is the father of Draco Malfoy. The Crabbe and Goyle that he names are the fathers of Draco’s friends, who are also usually addressed by their last names. MacNair, is in the book as the would-be executioner of Buckbeak in Harry Potter and the Prisoner of Azkaban.


Harry Potter and the Goofs and Trivia.| Emma Thompson accepted the role of Professor Trelawney to impress her four-year-old daughter.


Harry Potter and the Goofs and Trivia.| Fourteen Ford Anglias were destroyed to create the scene where Harry and Ron crash into the Whomping Willow.


Harry Potter and the Goofs and Trivia.|The rock band at the Yule Ball is comprised mostly of members of Pulp and Radiohead.


Harry Potter and the Goofs and Trivia.| The newspaper headline “Harry Potter and the Triwizard Tournament” was considered as the title of the fourth book


Harry Potter and the Goofs and Trivia.|When Hagrid charges into Dumbledore’s office to defend Harry, he is carrying a dead rooster in his hands. This is in reference to a scene in the book (cut from the movie) where Hagrid finds all the roosters dead. The sound of a cock-crow is fatal to a basilisk.