Is Anybody There? Gala Premiere

INTERVIEW: David Heyman (Producer) on how the film came to fruition by it being a good idea and getting director John Crowley on board, on how accessible he is as a producer what with his success with Harry Potter. He talks about getting Michael Caine on board. He also talks about Harry Potter: on how they make changes to the story in the film but only if they work for the film and despite the changes they are very faithful to the books. he also talks about how the ending the first part of Deathly Hallows will create a lot of excitement. at the Is Anybody There? Gala Premiere at London . (Footage by WireImage Video/GettyImages)