The chamber would then remain sealed until Harry Potter arrived at Hogwarts for his second year. Instead of being opened by some other unknown heir of Slytherin, a young Ginny Weasley was forced ...

The Harry Potter film series had a cast filled with talented British and Irish actors. Among them was Fiona Shaw, who played Petunia Dursley, but the actress almost passed on the role.

You'd be forgiven, then, for failing to realize that "The Chamber of Secrets" is the only Potter movie to have one. In it, we see a book cover in the window of Flourish and Blotts.