Harry Potter (film series) was that the principal cast be kept strictly British, allowing nevertheless for the inclusion of many Irish actors, such as Richard Harris as Dumbledore, and for casting of French and Eastern European actors in "Harry Potter and the Goblet of Fire" where characters from the book are specified as such. Rowling was hesitant to sell the rights because she "didn't want to give them control over the rest of the story" by selling the rights to the characters, which would have enabled Warner Bros. to make non-author-written sequels. Although Steven Spielberg initially negotiated to direct the first film, he declined
Warner Bros. Studio Tour London – The Making of Harry Potter Warner Bros. Studio Tour London – The Making of Harry Potter Warner Bros. Studios Tour London – The Making of Harry Potter is a public attraction in Leavesden in southeastern England. Not to be confused with The Wizarding World of Harry Potter of Universal Studios theme parks, it is a permanent exhibit offering an authentic behind the scenes glimpse of the "Harry Potter" films. It is situated inside Warner Bros. Studios, Leavesden in Leavesden, near Watford, in southwest Hertfordshire. Though the studios are still active, the tour is actually contained in two soundstages, J and K, and is kept separate