Trainspotting (film) discussing which chapters of the book would and would not translate into film. Hodge finished the first draft by December. Macdonald secured financing from Channel 4, a British television station known for funding independent films. Pre-production began in April 1995. Ewan McGregor was cast after impressing Boyle and Macdonald with his work on their previous film, "Shallow Grave". According to Boyle, for the role of Renton, they wanted the quality of Michael Caine's character in "Alfie" and Malcolm McDowell's character in "A Clockwork Orange", "repulsive ... with charm "that makes you feel deeply ambiguous about what he's doing." McGregor shaved
Christopher Robin (film) reported that the studio had hired Marc Forster to direct the film, titled "Christopher Robin," and the project would have "strong elements of magical realism as it seeks to tell an emotional journey with heartwarming adventure." On March 1, 2017, Tom McCarthy was hired to rewrite the existing screenplay. On April 26, 2017, Ewan McGregor was announced to play the title character while Allison Schroeder was recruited to do additional work on the script. On June 22, 2017, it was revealed that Gemma Arterton had been in negotiations to portray the wife of the title character but, ultimately, she passed