Margot Robbie Charlotte
Rachel McAdams Mary
Bill Nighy Dad
Vanessa Kirby Joanna
Tom Hollander Harry
Domhnall Gleeson Tim Lake
Johnathan Rush Sound Re-Recording Mixer
Lindsay Duncan Mum
Tom Hughes Jimmy Kincade
Richard E. Grant Lawyer in Play (uncredited)
Richard Curtis Director, Writer, Executive Producer
Richard Griffiths Lawyer in Play (uncredited)
Craig Price Property Master
John Paul Kelly Production Design
Tom Stourton John
Tim Bevan Producer
Eric Fellner Producer
Lydia Wilson Kit Kat
Mark Day Editor
Lisa Eichhorn Mary's Mother, Jean
Jill McCullough Dialect Coach
James Mather Supervising Sound Editor
Will Merrick Jay
Catherine Steadman Tina
Harry Hadden-Paton Rupert
Jon Wennington Paralegal (uncredited)
Joshua McGuire Rory
Nicky Kentish Barnes Producer
Christine Blundell Hair Designer, Makeup Designer
Celia Yau Costume Supervisor
Richard Cordery Uncle D
Kirsten Lane Music Consultant
Mike Dowson Sound Re-Recording Mixer
Lesa Warrener Hair Supervisor, Makeup Supervisor
Jen Annor Sound Recordist
Lee Nicholas Harris Police Officer (uncredited)
John Guleserian Director of Photography
Arvo Pärt Additional Soundtrack
Liza Chasin Executive Producer
Haruka Abe Japanese Girl (uncredited)
Tim Keene Visual Effects Producer
Mitchell Mullen Mary's Father, Fitz
Verity Hawkes Costume Design
Jenny Rainsford Polly
Monica MacDonald Makeup & Hair
Liz Griffiths Set Decoration
Fiona Weir Casting
Luke O'Connell Foley Editor
Sue Harding Foley Artist
Peter Gleaves ADR Mixer
Peter Burgis Foley Artist
Tom Godwin Prompter
Nellie Burroughes Stunts
Amelia Granger Executive Producer
Emma Freud Script Editor
Charlie Curtis Young Tim
Jason Swanscott Foley Artist
Jed Loughran Sound Effects Editor
Tom Coulston Theatre Attendee (uncredited)
Philip Voss Theatre Judge
Rebecca White Assistant Art Director
Matilda Sturridge Flirty Girl
Sam Stokes Art Direction
Natasha Powell Aunty May
Matthew C. Martino Commuter (uncredited)
Clemmie Dugdale Ginger Jenny
Sophie Pond Jo (6 Months)
Ollie Phillips Jeff (2 Years)
Justin Ackroyd Set Dresser
Jon Thum Visual Effects Supervisor
Andrew Martin Yates Wedding Priest
Pal Aron Bhattie QC