 20th Century Fox, Walden, and the C. S. Lewis Estate finally decided that "The Magician's Nephew" would be the basis for the next movie following the release of the 2010 film "The Voyage of the Dawn Treader".However, in October 2011, Douglas Gresham confirmed that Walden Media's contract with the C. S. Lewis estate had expired.On 1 October 2013, The C.S.