<P> Peter Jackson announced that he would direct the sequel once he had finished The Hobbit trilogy . Two years before The Secret of the Unicorn, Jackson mentioned that his favorite Tintin stories were The Seven Crystal Balls, Prisoners of the Sun, The Black Island, and The Calculus Affair, but he had not yet decided which stories would form the basis of the second film . He added "it would be great" to use Destination Moon and Explorers on the Moon for a third or fourth film in the series . </P> <P> By the time The Secret of the Unicorn was released, Spielberg said the book that would form the sequel had been chosen and that the Thomson and Thompson detectives would "have a much bigger role". The sequel would be produced by Spielberg and directed by Jackson . Kathleen Kennedy said the script might be completed by February or March 2012 and motion - captured in summer 2012, so that the film would be on track to be released by Christmas 2014 or mid-2015 . </P> <P> In the months following the release of The Secret of the Unicorn, Spielberg revealed that a story outline for the sequel had been completed and that it was based on two books . Horowitz tweeted that Professor Calculus would be introduced in the sequel . During a press tour in Belgium for The Hobbit: An Unexpected Journey, Jackson said he intended to shoot performance - capture in 2013, aiming for a release date in 2015 . </P> <P> In March 2013, Spielberg said, "Don't hold me to it, but we're hoping the film will come out around Christmas - time in 2015 . We know which books we're making, we can't share that now but we're combining two books which were always intended to be combined by Hergé ." He refused to confirm the names of the books, but said The Blue Lotus would probably be the third Tintin film . In December 2014, when asked if the Tintin sequel would be his next project after The Hobbit trilogy, Jackson said that it would be made "at some point soon". However, he added that he wanted to direct two New Zealand films before that . </P>

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