The Chronicles of Narnia: The Lion, the Witch and the Wardrobe make a faithful adaptation of the novel set in Britain. ""Harry Potter" came along, and all those cultural or geographical lines were broken," Mark Johnson explained. "When "The Lion, The Witch and the Wardrobe" was being developed at Paramount, the imperative was to set it in the U.S., and it just doesn't hold. [...] It's not the book." Guillermo del Toro turned down the offer to direct due to his commitment on "Pan's Labyrinth". Following an Academy Award win for "Shrek", director Andrew Adamson began adapting the source material with a 20-page treatment based on his memories of the book.
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