Treacherous, womanizing James Bond fanatic and master manipulator within the group.
Their friendship is damaged by betrayal but ultimately re-emerges.
Renton and Simon resume their old friendship after the final confrontation and Renton's return to Edinburgh.
Their romance is intertwined with criminal cooperation and Simon's possessiveness.
The plot identifies Veronika as Simon's Bulgarian girlfriend, and they jointly engage in blackmail schemes.
Spud remains connected to Simon through their former group and the new scheme.
Spud joins the renovation of Simon's pub venture, working alongside Simon, Renton, and Veronika.
Simon manipulates Begbie while redirecting his anger toward Renton.
Simon pretends to have heard that Renton lives in Amsterdam and promises Begbie a false passport so Begbie can pursue revenge.
Doyle threatens Simon's planned enterprise and forces its collapse.
Doyle, the owner of a rival brothel, kidnaps Simon and Renton and intimidates them into abandoning their scheme.
Explore the full interactive character relationship map of T2 Trainspotting
Related entry on Wikidata (Q3900419), public domain (CC0).