Harry Potter And The Chamber Of — Secrets(2002)

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.

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. Harry Potter and the Chamber of Secrets(2002)

In scenes where the students are shown doing homework in the Great Hall or classrooms, the actors were often doing their actual real-life school assignments to make the environment feel more authentic. On set, the house-elf Dobby was nothing more