About a Boy

Victoria Smurfit as Suzie Annabelle Apsion as Amnesty International Worker Russell Barr as Maitre D' Aaron Keeling as Candy Thrower Rachel Weisz as Rachel Augustus Prew as Ali Rosalind Knight as Lindsey's Mum Alex Kew as Simon Cosgrove Bethany Muir as Child in Supermarket Nicholas Hoult as Marcus Brewer Chris Webster as Ellie's Friend Janine Duvitski as Caroline / SPAT Murray Lachlan Young as New Year's Eve Party Guest Sharon Small as Christine Sidney Livingstone as Park Keeper Toni Collette as Fiona Brewer Denise Stephenson as Lindsey Cathy Murphy as Nurse Jason Salkey as Amnesty International Worker Tom Joyce Henderson as Moira / SPAT Tessa Vale as Class Teacher Hugh Grant as Will Freeman Natalia Tena as Ellie Susannah Doyle as Bitter Ex-Girlfriend Joanne Petitt as Hairdresser Mark Heap as Math Teacher Claire Harman as Skechers Shopgirl Jenny Galloway as Frances / SPAT Matthew James Thomas as Candy Thrower Nicholas Hutchison as John Isabel Brook as Angie Sian Ejiwunmi-Le Berre as Cute Waitress

Debra Hayward Co-Producer Peter Hedges Screenplay Jane Rosenthal Producer Joanna Johnston Costume Design Remi Adefarasin Director of Photography Lynn Harris Executive Producer Liza Chasin Co-Producer Eric Fellner Producer Sara Woodhatch Actor's Assistant Stephen McLaughlin Scoring Mixer Paul Weitz Director, Screenplay Chris Weitz Screenplay, Director Christopher Newman First Assistant Director Robert De Niro Producer Tim Bevan Producer Bill Hargreaves Props Nick Hornby Screenplay, Novel, Executive Producer Andy Koyama Sound Re-Recording Mixer