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
Ewan McGregor in 2007. From December 2007 to February 2008, McGregor starred as Iago in "Othello" at the Donmar Warehouse alongside Chiwetel Ejiofor as Othello and Kelly Reilly as Desdemona. He reprised the role on BBC Radio 3 in May 2008. A motorcyclist since his youth, McGregor undertook a marathon international motorbike trip with his best friend Charley Boorman and cameraman Claudio von Planta in 2004. From mid-April to the end of July, they travelled from London to New York via central Europe, Ukraine, Kazakhstan, Mongolia, Russia, Canada and the United States on BMW R1150GS Adventure motorbikes, for a cumulative distance of