In January 2009, Danny Boyle announced his desire to remove the sequel to "Trainspotting", the event which will take place in nine years after the original tape. The script was based on the novel "Porno" Irvine Welsh - the continuation of the original novel, which formed the basis of the previous film. The director wanted to invite all of the cast of the first film, the elapsed time (over 10 years) was to help them to better fit into the aged look of their characters; Yet Boyle joked that dragged for so long because of the vanity of actors. Lead Actor - Ewan McGregor - said in an interview that he agreed to participate in the continuation: "I have two hands" for "! I can not wait to go back to the set, along with all the others, it seems to me that it will be an extraordinary experience, ".

In March 2013 Boyle said it plans to make free interpretation of the novel "Porno", about which the director has noted that "on some of the nuances he did not quite live up to the masterpiece, in contrast to the original novel." Boyle also said when filming will begin, he plans to release it in 2016 .

May 6, 2014, during an interview with Richard Bacon on BBC Radio BBC Welsh confirmed that he had met and discussed the details of the sequel to Boyle, Andrew Macdonald and the film crew of the first film. Welch said that the meeting was devoted to "the study of the history of ideas and scenarios. We are not interested in this idea turned out trash, parasitizing on the idea of ​​the original film ... We intend to do something fresh and contemporary ". However, while Welch did not confirm the specific timing of the film, as opposed to Boyle's comments.

November 17, 2014 in the newspaper The Scotsman published an article on the future of the movie "Trainspotting 2". In particular it was noted that McGregor and Boyle settled all disputes and discussed the details of the sequel, the author wrote: "I know Danny and Ewan again established contact with each other. The main cast member, whose participation was in doubt, confirmed its interest in the project. Increased attention to the continuation of the original film promises hard work on the part of the creators - the first film was a breakthrough for Boyle, now he is one of the giants of cinema. The filmmakers are determined to augment the legacy of the first part ".

September 7, 2015 at the Telluride Film Festival Boyle said that his next film will be a continuation of "Trainspotting" original tape.

At September 27, 2015 interview with ComingSoon.net Boyle said that the script is ready and filming will take place in the period from May to June 2016, with the creators hope to release the film by the end of the same year, in time for the 20th anniversary of the original painting.

In November 2015, during the premiere of the film "Steve Jobs," Boyle said - he is well aware that the audience may "kill" his failure. "Let me just be crucified. But if you play on this potential danger and take all the risk, you can get a decent movie "- said the director. According to Boyle's part of the original composition of the actors - the best indicator of the quality of the script: "They are a barometer of nonsense is very strong, because it is they need to get the script to look convincing and truthful. When it comes to the continuation of "Trainspotting", they were very nervous, for all of them this film - a huge chunk of reputation, and its characters are the mountain ".

In early December 2015, it was announced that the film company TriStar Pictures has acquired the rights for international distribution of the film, then it was his part in the filming officially confirmed all four main actors of the first film: Ewan McGregor, Jonny Lee Miller, Ewen Bremner and Robert Carlyle. The film will take place 20 years after the events of the original tape, shooting is scheduled to begin in the spring of 2016 .

Filming began in May. McGregor commented on current events, "the script is really, really, really good." Yuen stressed that none of the creators continue not want to do bad sequel, and if the script was not "most outstanding", it is unlikely to be the second part started filming  .Also actor added that they will not exactly follow the original source as actors is much older than the characters of the book.