Trailer
 | Diane Keaton as Emily Walters |
 | Brendan Gleeson as Donald Horner |
 | James Norton as Philip |
 | Lesley Manville as Fiona |
 | Jason Watkins as James Smythe |
 | Simon Callow as Judge |
 | Alistair Petrie as Steve Crowley |
 | Phil Davis as Fyfe |
 | Hugh Skinner as Erik |
 | Adeel Akhtar as Donald's Lawyer |
 | Rosalind Ayres as Susan |
 | Deborah Findlay as Mary Neal |
 | Will Smith as Leon Rowlands |
 | Brian Protheroe as Rory |
 | Peter Singh as Xavier |
 | Jo Wheatley as Dog Walker |
| Joshua Wichard as Hampstead Ukelele Quartet Member (as Josh Wichard) |
 | Jon Wennington as Reporter |
| Production | |
| Ian Hutchinson | Executive Producer |
Directing | |
| Joel Hopkins | Director |
Editing | |
| Robin Sales | Editor |
Production | |
| Robert Bernstein | Producer |
| Kate Glover | Line Producer |
| Douglas Rae | Producer |
Costume & Make-Up | |
| Liza Bracey | Costume Design |
Art | |
| Sarah Kane | Production Design |
Camera | |
| Felix Wiedemann | Director of Photography |
Sound | |
| Stephen Warbeck | Original Music Composer |
Production | |
| Elaine Grainger | Casting |
Art | |
| James Wakefield | Art Direction |
| Clare Andrade | Set Decoration |
Production | |
| Harvey Weinstein | Executive Producer |
| Alison Thompson | Executive Producer |
| Mark Gooder | Executive Producer |
| Jo Monk | Executive Producer |
| Deepak Nayar | Executive Producer |
| Laure Vaysse | Executive Producer |
| Mark Woolley | Executive Producer |
Writing | |
| Robert Festinger | Screenplay |
Camera | |
| Sam Care | Additional Camera |
Production | |
| David C. Glasser | Executive Producer |
Costume & Make-Up | |
| Orla Carrol | Hairstylist |
| Konnie Daniel | Makeup Designer |
| Konnie Daniel | Hair Designer |
| Donna Marie Fischetto | Hairstylist |
| Karen Scott | Makeup Artist |
