A star known for their role in the Harry Potter franchise has been barred from a convention due to their OnlyFans account. Jessie Cave is best known for her role in Harry Potter and the Half-Blood Prince, Harry Potter and the Deathly Hallows: Part 1, and Harry Potter and the Deathly Hallows: Part 2 as Hogwarts student Lavender Brown, who was infatuated with Ron Weasley.