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