who played grindelwald
Young love blossoms at Hogwarts: Ginny Weasley gets engaged to Gellert Grindelwald - at the tender age of 19. It's a match made in Hogwarts â after Cupid cast his spell on the set of the new Harry Potter movie. In fact, so infatuated has Bonnie Wright become with her co-star Jamie Campbell Bower, who plays Gellert Grindelwald, that they have become engaged â although she is just 19.