Harry Potter and Nielsen should have created a separate game-show list when "Who Wants to Be a Millionaire?" dominated the ratings. In 1998, Rowling sold the film rights of the first four "Harry Potter" books to Warner Bros. for a reported £1 million ($1,982,900). Rowling demanded the principal cast be kept strictly British, nonetheless allowing for the inclusion of Irish actors such as the late 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. After many directors including Steven Spielberg, Terry
Harry Potter third highest-grossing film series of all time . In 2016, the total value of the "Harry Potter" franchise was estimated at $25 billion, making "Harry Potter" one of the highest-grossing media franchises of all time. A series of many genres, including fantasy, drama, coming of age, and the British school story (which includes elements of mystery, thriller, adventure, horror, and romance), the world of "Harry Potter" explores numerous themes and includes many cultural meanings and references. According to Rowling, the main theme is death. Other major themes in the series include prejudice, corruption, and madness. The success of the books