Harry Potter and the Philosopher's Stone (video game) standing on a trap door which is guarding the Philosopher's Stone, a magical object which grants the user immortality. When Harry is almost killed during a game of Quidditch, by what appeared to be Professor Snape uttering a curse at him, Harry concludes that he is after the Philosopher's Stone. Harry, Ron and Hermione set out to stop Snape from retrieving the Philosopher's Stone by putting the three-headed dog to sleep with music and going through the trapdoor. The three face a series of obstacles that protect the stone which includes surviving a deadly plant, catching a flying key, playing
Harry Potter and the Philosopher's Stone 8.3 million in the US. An illustrated version of "Harry Potter and the Philosopher's Stone" was released on October 6, 2015, with illustrations by Jim Kay. The book carries over 100 illustrations and will be followed by illustrated versions of all seven books from the series by the same artist. In 1999, Rowling sold the film rights of the first four "Harry Potter" books to Warner Bros. for a reported £1 million ($1.65 million in 1999). Rowling demanded that the principal cast be kept strictly British but allowed for the casting of Irish actors such as the late Richard Harris