Several famous lines were improvised on the spot. When Draco tells Harry (disguised as Goyle), "I didn't know you could read," actor Tom Felton had simply forgotten his line. Similarly, the tense exchange between Lucius Malfoy and Harry in Dumbledore's office was entirely unscripted by both Jason Isaacs and Daniel Radcliffe.
You can spot the opal necklace —which plays a major role years later in The Half-Blood Prince —inside a display case in Borgin and Burkes when Harry first accidentally enters Knockturn Alley. Harry Potter and the Chamber of Secrets(2002)
Shirley Henderson, who played Moaning Myrtle , was 37 years old during filming. This makes her the oldest actress to ever portray a Hogwarts student in the franchise. Several famous lines were improvised on the spot
This is the only Harry Potter film with a post-credits scene. It reveals a moving book cover in a Diagon Alley window showing a confused Gilderoy Lockhart in a straitjacket, titled "Who Am I?" . You can spot the opal necklace —which plays
On set, the house-elf Dobby was nothing more than an orange ball on a stick . Actors had to interact with this placeholder before the character was digitally added in post-production.
