British actors Rupert Grint (L) who plays Ron, Emma Watson (C) who plays Hermione, and Daniel Radcliffe (R) who plays Harry Potter in the forthcoming film "Harry Potter and the Goblet of Fire" attend a photocall in London October 25, 2005. The film which is the fourth in the series of Harry Potter films based on the books by [British author JK Rowling] will premiere in London on November 6.