Domhnall Gleeson
Tim Lake
Rachel McAdams
Mary
Bill Nighy
Dad
Tom Hollander
Harry
Margot Robbie
Charlotte
Lydia Wilson
Kit Kat
Lindsay Duncan
Mum
Richard Cordery
Uncle D
Joshua McGuire
Rory
Will Merrick
Jay
Vanessa Kirby
Joanna
Tom Hughes
Jimmy Kincade
Clemmie Dugdale
Ginger Jenny
Harry Hadden-Paton
Rupert
Mitchell Mullen
Mary's Father, Fitz
Lisa Eichhorn
Mary's Mother, Jean
Jenny Rainsford
Polly
Natasha Powell
Aunty May
Mark Healy
Dans le Noir Maître D'
Ben Benson
Theatre Deserter
Philip Voss
Theatre Judge
Tom Godwin
Prompter
Pal Aron
Bhattie QC
Catherine Steadman
Tina
Andrew Martin Yates
Wedding Priest
Charlie Barnes
Posy (Newborn)
Verity Fullerton
Posy (6 Months)
Veronica Owings
Posy (1 Year)
Olivia Konten
Posy (2 1 / 2 - 3 Years)
Sarah Heller
Posy (5 Years)
Jaiden Dervish
Boy Posy
Jacob Francis
Jeff (Newborn)
Jago Freud
Jeff (5 Months)
Ollie Phillips
Jeff (2 Years)
Sophie Pond
Jo (6 Months)
Sophie Brown
Jo - 1 Year
Molly Seymour
Trudy (Party Guest)
Matilda Sturridge
Flirty Girl
Tom Stourton
John
Rebecca Chew
Pret a Manger Server
Jon West
Court Clerk
Graham Richard Howgego
Judge
Kerrie Liane Studholme
Jury Foreman
Kenneth Hazeldine
Defendant
Barbar Gough
Jazz Singer
Jon Boden
Busker
Charlie Curtis
Young Tim
Richard Griffiths
Lawyer in Play (uncredited)
Richard E. Grant
Lawyer in Play (uncredited)
Haruka Abe
Japanese Girl (uncredited)
Lee Nicholas Harris
Police Officer (uncredited)
Matthew C. Martino
Commuter (uncredited)
Tom Coulston
Theatre Attendee (uncredited)