Hugh Grant
The Prime Minister
Martine McCutcheon
Natalie
Thomas Brodie-Sangster
Sam
Kris Marshall
Colin Frissell
Rowan Atkinson
Rufus, Jewellery Salesman
Sienna Guillory
Jamie's Girlfriend
Billy Bob Thornton
The US President
Lulu Popplewell
Daisy, Karen's Daughter
Olivia Olson
Joanna Anderson
Frank Moorey
Terence, Who's in Charge
Jill Raymond
Pat the Housekeeper
Lynden David Hall
The Wedding Singer
Jont Whittington
Guitarist
Dan Fredenburgh
Jamie's Bad Brother
Julia Davis
Nancy the Caterer
Alan Barnes
Movie Director
Shaughan Seymour
Movie Cameraman
Helen Murton
Funeral Priest
Edward Hardwicke
Sam's Grandfather
Caroline John
Sam's Grandmother
Gemma Aston
Family Mourner
Matt Harvey
Family Mourner
Adrian Preater
Family Mourner
Joanna Thaw
Family Mourner
Brian Bovell
Radio Watford DJ
Sarah McDougall
Receptionist
Marcus Brigstocke
Mikey, DJ Interviewer
Richard Hawley
Alex, Deputy Prime Minister
Gillian Barge
Cabinet Minister
Richard Cotton
Cabinet Minister
Kate Bowes Renna
Cabinet Minister
Kate Glover
Cabinet Minister
Nicola McRoy
Cabinet Minister
Elisabeth Margoni
Eleonore
Keir Charles
Press Conference Reporter
Doraly Rosen
Press Conference Reporter
Meg Wynn Owen
PM's Secretary
Carol Carey
Natalie's Replacement
Sarah Atkinson
Billy's Video Vixen
Clare Bennett
Billy's Video Vixen
Sarah Holland
Billy's Video Vixen
Vicki Murdoch
Billy's Video Vixen
Meredith Ostrom
Billy's Video Vixen
Katherine Poulton
Billy's Video Vixen
Tuuli Shipster
Billy's Video Vixen
Michael Fitzgerald
Michael, Sarah's Brother
Ciaran O'Driscoll
Hospital Patient
William Wadham
Bernie, Karen's Son
Catia Duarte
Language Student
Igor Urdenko
Language Student
Ines Boughanmi
Language Student
Yuk Sim Yau
Language Student
John Sharian
Wisconsin Taxi Driver
Ivana Miličević
Stacey, American Dreamgirl
January Jones
Jeannie, American Angel
Elisha Cuthbert
Carol-Anne, American Goddess
Wes Butters
Radio 1 Chart Show DJ
Laura Rees
Record Company Executive
Emma Buckley
Jamie's Sister
Terry Reece
PM's Chauffeur, Terry
Colin Coull
PM's Bodyguard, Gavin
Margery Mason
Harris Street Old Lady
Katharine Bailey
Harris Street Little Girl
Tiffany Boysell
Her Friend
Joanna Bacon
Natalie's Mum
Billy Campbell
Natalie's Octopus Brother
Ruby Turner
Mrs. Jean Anderson
Amanda Garwood
Backing-singer Teacher
Arturo Venegas
Mr. Anderson
Patrick Delaney
Tommy, Carol's Son
Carla Vasconcelos
Sophia Barros
Stewart Howson
Airport Gate Man
Jamie Edgell
Airport Guard
Paul Heasman
Airport Guard
Raul Atalaia
Restaurant Proprietor
Shannon Elizabeth
Harriet, the Sexy One
Denise Richards
Carla, the Real Friendly One
Richard Curtis
Trombone Player (uncredited)
Frances de la Tour
Lesbian Lover (uncredited)
Rebecca Frayn
Joanna (Daniel's Dead Wife) (uncredited)
Kelly Michelle Gray
Journalist (uncredited)
Nia Jermin
Head Chorister (uncredited)
Jeanne Moreau
Taxi Passenger at Marseille Airport (uncredited)
Deanna Mustard
Airport Attendant (uncredited)
Anne Reid
Headmistress (uncredited)
Fiona Thompson
Passenger Arriving at Airport (uncredited)