Up until a few months ago, my mother believed that Jacques Cousteau was the main character in 20,000 Leagues Under the Sea.
A childhood belief about films

others believed things like this
- I always believed that we lived in Manchester (we didn't) but it was always the main place on the local news!— Richard M
- Until about 6 months ago (I'm 21), I believed a bidet was used to wash your feet in.
Eep!— Rebekah - My sister used to think that because I was 15 months older than her, I would die 15 months before her!— Nicola Braden
- All colleges had campuses in the state of Maine not just a main campus. — Michael
- I used to think that "Jabberwocky" was a character from Star Wars.— Katya
- I used to believe Jessica Simpson was a secret character from "The Simpsons"— Lemon Jelly