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 (film series) film series that followed "Harry Potter"s suit. Furthermore, the practice of splitting the finale of a film series into two back-to-back films began with the success of "Deathly Hallows", and it would soon be replicated by "" and "", "" and "", "" and "", and "" and its sequel "". The films are also widely credited with singlehandedly signalling the popularity of films based on children's and young adult literature in the 2000s and 2010s, correlating with the book series' own literary influence. Costance Grady and Aja Romano, commenting on the whole "Harry Potter" franchise's legacy for "Vox" in