Renée Zellweger (Bridget Jones), Colin Firth (Mark Darcy), Hugh Grant (Daniel Cleaver), Jim Broadbent (Bridget's Dad), Gemma Jones (Bridget's Mum), James Callis (Tom), Sally Phillips (Shazza) more..., Shirley Henderson (Jude), Embeth Davidtz (Natasha), Lisa Barbuscia (Lara), Celia Imrie (Una Alconbury), James Faulkner (Uncle Geoffrey), Charmian May (Mrs. Darcy), Paul Brooke (Mr. Fitzherbert), Felicity Montagu (Perpetua), Neil Pearson (Richard Finch), Honor Blackman (Penny Husbands-Bosworth), Patrick Barlow (Julian), Gareth Marks (Simon in Marketing), Claire Skinner (Magda), Dolly Wells (Woney), Mark Lingwood (Cosmo), Sara Stockbridge (Melinda), Donald Douglas (Mr. Darcy), Dominic McHale (Bernard), Joan Blackham (Shirley), Toby Whithouse (Alastair), Emma Amos (Paula), Sulayman Al-Bassam (Kafir Aghani), Lisa Kay (Eleanor Rose Heaney), John Clegg (Elderly Man), Renu Setna (Mr Ramdas), Stewart Wright (Stage Manager), Charlie Caine (Handsome Stranger), Matthew Bates (Kafka Author), Rebecca Charles (Receptionist), Salman Rushdie (Himself), Jeffrey Archer (Himself), Crispin Bonham-Carter (Greg (uncredited)), David Cann (Sit Up Britain Cameraman (uncredited)) and others.

Brian Donovan (Production Supervisor), Michelle Guish (Casting), Peter McAleese (Line Producer), Patrick Doyle (Original Music Composer), Gemma Jackson (Production Design), Martin Walsh (Editor), Stuart Dryburgh (Director of Photography) more..., Helen Fielding (Executive Producer), Helen Fielding (Novel), Helen Fielding (Screenplay), Andrew Davies (Screenplay), Richard Curtis (Screenplay), Tim Bevan (Producer), Eric Fellner (Producer), Jonathan Cavendish (Producer), David Crozier (Sound mixer), Michael Higham (Music Editor), Carmel Jackson (Makeup Artist), Lorna McGowan (Makeup Artist), Rachael Fleming (Costume Design), Liza Chasin (Co-Producer), Debra Hayward (Co-Producer), Andrea Couch (Art Department Assistant), Paul Cross (Art Direction), Paul Inglis (Assistant Art Director), Alan Chesters (Construction Coordinator), Michael Gunner (Painter), Shirley Lixenberg (Set Decoration), Fergus Clegg (Set Decoration Buyer), Robert Betts (Standby Painter), Buddy Blackwell (Additional Photography), Darren De'Ath (Camera Operator), Marc Wolff (Helicopter Camera), Peter Robertson (Steadicam Operator), Alex Bailey (Still Photographer), Stephen Noble (Assistant Costume Designer), Graham Johnston (Hair Designer), Vanessa White (Makeup Designer), Josephine Warne (Set Dressing Production Assistant), Ray Bell-Chambers (Carpenter) and others.