Ewan McGregor (Mark "Rent Boy" Renton), Jonny Lee Miller (Simon "Sick Boy" Williamson), Ewen Bremner (Daniel "Spud" Murphy), Robert Carlyle (Francis "Franco" Begbie), Anjela Nedyalkova (Veronika Kovach), Kelly Macdonald (Diane Coulston), Shirley Henderson (Gail Houston) more..., Irvine Welsh (Mikey Forrester), James Cosmo (Mr. Renton), Eileen Nicholas (Mrs. Renton (archive footage)), Karl Argue (Mad Pipper), Simon Weir (Jailhoose), Pauline Turner (June Begbie), Scot Greenan (Frank Junior), Gordon Kennedy (Tulloch), Steven Robertson (Stoddart), John Kazek (Tom), Bradley Welsh (Doyle), Katie Leung (Nurse), Tom Urie (Big Bear), Amy Manson (Woman in Club), Christopher Douglas (Chris the Oracle), James McElvar (Simon Williamson (aged 20)), Connor McIndoe (Mark Renton (aged 20)), John Bell (Spud Murphy (aged 20)), Michael Shaw (Tommy MacKenzie (aged 20)), Christopher Mullen (Francis Begbie (aged 20)), Elijah Wolf (Tommy MacKenzie (aged 9)), Ben Skelton (Mark Renton (aged 9)), Kyle Fitzpatrick (Fergus), Tereza Duskova (Tourism Girl), Pauline Lynch (Lizzy), Svetla Yancheva (Veronika's Mother), Kevin McKidd (Tommy MacKenzie (archive footage)), Blair Flucker (Club Patron (uncredited)), Adam James Johnston (Club Patron (uncredited))

Irvine Welsh (Novel), John Hodge (Adaptation), John Hodge (Screenplay), Bernard Bellew (Producer), Danny Boyle (Producer), Christian Colson (Producer), Andrew Macdonald (Producer) more..., Jon Harris (Editor), Gail Stevens (Casting), Mark Tildesley (Production Design), Adam Squires (Art Direction), Véronique Melery (Set Decoration), Stephen Noble (Costume Design), Chris Lyons (Facial Setup Artist), Claire Campbell (Production Manager), John Gorman (Property Master), Brendan Houghton (Storyboard), Katie Johnston (Painter), Elo Soode (Conceptual Design), Glenn Freemantle (Sound Designer), Glenn Freemantle (Supervising Sound Editor), Colin Gregory (First Assistant Sound Editor), Colin Nicolson (Production Sound Mixer), Rebecca Farhall (Casting Associate), Martin Auld (Driver), Russell D. Equi (Transportation Captain), Andy Finnie (Driver), Stuart W. Fraser (Driver), Neil Cairns (Production Accountant), Amy MacIlraith (Transportation Coordinator), Sylvia Parker (Script Supervisor), Anthony Dod Mantle (Director of Photography), Lee Gren (Tattoo Designer), Kamen Glover (Hairstylist), Heather Manson (Hairstylist), Ivana Primorac (Hair Designer), Alastair Rae (Camera Operator), Thomas Neivelt (Gaffer), Jaap Buitendijk (Still Photographer), Graeme Hunter (Still Photographer) and others.