 | Julian Barratt als Richard Thorncroft |
 | Simon Farnaby als Clive Parnevik |
 | Essie Davis als Patricia Deville |
 | Steve Coogan als Peter Easterman |
 | Richard McCabe als Jeffrey Moncrief |
 | Andrea Riseborough als DC Elena Baines |
 | Russell Tovey als Paul Melly |
 | Robin Morrissey als PC Green |
 | David Schofield als Chief Inspector Derek Newsome |
 | Alannah Olivia als Casting Receptionist |
| Christopher Jenner Cole als Richard Crowthorne |
| Sean Foley als Kenneth Branagh's Producer |
 | Jessye Romeo als Agent's Secretary |
 | Harriet Walter als Richard's Agent |
 | Simon Callow als Himself |
 | Nicholas Farrell als Mayor |
 | Jessica Barden als Jasmine |
 | Tony Way als Dad with Newspaper |
| Lois Meleri-Jones als Peter Easterman's PA |
 | Jordan Long als Vincent |
 | Alex Duncan als News Reporter |
 | Neil Edmond als Tannoy Man |
 | Kenneth Branagh als Himself |
 | Alex Wyndham als Jake |
| Jack Arbuthnott | Producer |
| Sean Foley | Director |
| Laura Hastings-Smith | Producer |
| Ben Barker | Supervising Sound Editor |
| Peter Burgis | Foley |
| Richard Pryke | Sound Re-Recording Mixer |
| Kirsty Mcqueen | Makeup Artist |
| Ben Barker | Sound Designer |
| Glenn Freemantle | Supervising Sound Editor |
| Suzie Harman | Costume Design |
| Graham Sutton | Music Editor |
| James Bridger | Gaffer |
| Ed Clark | Steadicam Operator |
| Olivia Brittain | Casting Assistant |
| Jacqui Rathore | Makeup Artist |
| Jacqueline Blundell | Assistant Art Director |
| Thomas Markwick | Boom Operator |
| Eilam Hoffman | Sound Designer |
| Stella Fox | Set Decoration |
| Colin Jones | Casting |
| Peter Francis | Production Design |
| Sally Black | Set Decoration |
| Edd Gamlin | Visual Effects Editor |
| Steffan Hill | Still Photographer |
| Peter Hanson | Foley Editor |
| Liam McCartney | Armorer |
| Zoe Freed | Foley |
| Toby Spigel | Casting Associate |
| Kriss Landin | Script Supervisor |
| Mark Everson | Editor |
| Holly Rosenthal | Costume Supervisor |
| Jason Swanscott | Foley |
| Matthew Streatfield | First Assistant Editor |
| Scott Rogers | Property Master |
| Matt Curtis | Title Designer |
| Noga Alon Stein | Visual Effects Producer |
| Glenn Freemantle | Sound Designer |
| Nicole Stafford | Makeup Designer |
| David Luther | Director of Photography |
| Astrid Sieben | Art Direction |
| John Craine | Camera Operator |
| Simon Farnaby | Screenplay |
| Julian Barratt | Screenplay |
| Gabrielle Tana | Executive Producer |
| Christine Langan | Executive Producer |
| Louise Seymour | Post Production Supervisor |
| Julian Barratt | Associate Producer |
| Simon Farnaby | Associate Producer |
| Natascha Wharton | Executive Producer |
| Elaine Mackenzie | First Assistant Director |
| Sian Sutherland | Location Manager |
| Jenny Borgars | Executive Producer |
| Nicky Earnshaw | Associate Producer |
| Carlo Dusi | Executive Producer |
| Nicole Stafford | Hair Designer |
| Ridley Scott | Executive Producer |
| Steve Coogan | Executive Producer |
| Ed Wethered | Executive Producer |
| Henry Normal | Executive Producer |
| Robert Norris | Executive Producer |
| Jina Jay | Casting |
| Simon Farnaby | Idea |
| Freya Pinsent | Production Accountant |
| Ivan Dunleavy | Executive Producer |
| Stevie Haywood | Sound Mixer |
| Dan MacRae | Executive Producer |
| Danny Perkins | Executive Producer |
| James Player | Location Manager |
| Sarah Wheale | Co-Producer |
| David Holmes | Original Music Composer |
| Keefus Ciancia | Original Music Composer |
| Sian Milne | Stunts |
