J.K. Rowling claims she could definitely write another book into the Harry Potter series, when saying this, news got past to Daniel and he claimed "Oh God, she promised me categorically that there wouldn't be another book involving Harry," he said. "I think 10 years is a long time to spend with one character.'' (Click here to get more on that^)
Daniel Radcliffe is the wealthiest, british actor in his twenties. He not only has the money but the fans as well. Following Daniel on the wealthiest actors and or actresses is Keira Knightley, Emma Watson (Hermione Granger), then Rupert Grint. Seeing those three actors/actress in the top four wealthiest british people in their twenties says a lot about the Harry Potter series.