The Chronicles of Narnia: The Lion, the Witch and the Wardrobe engravings on the wardrobe, when it is a simple one in the novel, and the Professor's surprise and intrigue when Peter and Susan mention Lucy's discovery in the wardrobe. When Lewis wrote the novel, it was the first of the series and the back-story later outlined by the subsequent books in the series did not exist. Additionally in the novel, the father of the Pevensie children is in London with their mother, but in the film, their father is fighting in the war as Lucy states to Mr. Tumnus when they first meet in Narnia. Weta Workshop head Richard Taylor
The Chronicles of Narnia song "Further Up, Further In" from the album "Room to Roam" by The Waterboys is heavily influenced by "The Chronicles of Narnia", with the title coming from a passage in "The Last Battle". C. S. Lewis is acknowledged in the liner notes as an influence. A convert to Christianity in later life, Lewis had authored a number of works on Christian apologetics and other literature with Christian-based themes before writing the "Narnia" books. The character Aslan is widely accepted by literary academia as being based on Jesus Christ. Lewis did not initially plan to incorporate Christian theological concepts into his