12 October is the 285th day of the year (286th in leap years). There are 80 days remaining until the end of the year.
- 1996: Harry tests out Levicorpus for the first time and, on a trip to Hogsmeade, discovers Mundungus Fletcher selling Sirius Black's belongings. Katie Bell is Imperiused and accidentally cursed by the opal necklace.
Behind the scenes
- 1963: Dave Legeno, the former Wrestler who plays Fenrir Greyback, is born.
- 1987: Cole Armitage, a member of the British Parkour team 3RUN who portrays a Snatcher in Harry Potter and the Deathly Hallows: Part 1, is born.
- 1989: Eleanor Columbus, who has a small role, as an unspeaking Susan Bones in the first two films, is born.