| Person | Type | Job | Role(s) |
|---|---|---|---|
 Ben Brazier | Crew | Sound | Dialogue Editor |
Glenn Marks | Crew | Crew | Stunt Coordinator |
Lynn Horsford | Crew | Production | Producer |
 Nina Gold | Crew | Production | Casting |
Peter Gallagher | Crew | Production | Co-Producer |
Robert Brazier | Crew | Sound | Sound Effects Editor |
 Tessa Ross | Crew | Production | Executive Producer |
 Daniel Pemberton | Crew | Sound | Original Music Composer |
Jennifer Harty | Crew | Costume & Make-Up | Makeup Artist |
 James Graham | Crew | Writing | Writer, Executive Producer |
 Martin Ware | Crew | Production | Casting |
Matthew Price | Crew | Costume & Make-Up | Costume Design |
 Danny Cohen | Crew | Camera | Director of Photography |
Meltem Baytok Topalakci | Crew | Sound | Foley Artist |
 Toby Haynes | Crew | Directing | Director |
Jane McBennett | Crew | Costume & Make-Up | Makeup & Hair |
Richard Davey | Crew | Sound | Sound Re-Recording Mixer |
Juliette Howell | Crew | Production | Executive Producer |
Angie Mudge | Crew | Costume & Make-Up | Makeup Designer |
Matthew Cannings | Crew | Editing | Editor |
Joss Barratt | Crew | Camera | Still Photographer |
Ed Turner | Crew | Art | Production Design |
Sarah Bick | Crew | Art | Set Decoration |
Joshua Davies | Crew | Camera | Camera Trainee |
Anthony Bagley | Crew | Camera | Digital Imaging Technician |
Grace Hartley | Crew | Production | Executive Producer |
Clare Mahoney | Crew | Sound | Foley Artist |
 Aden Gillett | Cast | Actor | Robert Mercer |
 Jay Simpson | Cast | Actor | Steve |
 John Arthur | Cast | Actor | Roger |
 Lee Boardman | Cast | Actor | Arron Banks |
 Liz White | Cast | Actress | Mary Wakefield |
 Lucy Russell | Cast | Actress | Elizabeth Denham |
 Margaret Thatcher | Cast | Actress | Self (archive footage) |
 Mark Dexter | Cast | Actor | David Cameron (voice) |
 Mark Gatiss | Cast | Actor | Peter Mandelson (voice) |
 Nicholas Day | Cast | Actor | John Mills |
 Richard Durden | Cast | Actor | Bill Cash |
 Sophie Stanton | Cast | Actress | Lyndsey |
 Tim McMullan | Cast | Actor | Bernard Jenkin |
 Tim Steed | Cast | Actor | Daniel Hannan |
 Winston Churchill | Cast | Actor | Self (archive footage) |
Annabelle Dowler | Cast | Actress | Focus Group Facilitator |
 Benedict Cumberbatch | Cast | Actor | Dominic Cummings |
 Boris Johnson | Cast | Actor | Self (archive footage) |
 David Cameron | Cast | Actor | Self (archive footage) |
 Heather Coombs | Cast | Actress | Sandra |
 Henrietta Clemett | Cast | Lucy Thomas | |
 Neal Barry | Cast | Actor | Geoff |
 Oliver Maltman | Cast | Actor | Michael Gove |
 Rory Kinnear | Cast | Actor | Craig Oliver |
 Vladimir Putin | Cast | Actor | Self (archive footage) |
 Kate O'Flynn | Cast | Actress | Victoria Woodcock |
 John Heffernan | Cast | Actor | Matthew Elliott |
 Kyle Soller | Cast | Actor | Zack Massingham |
 Paul Ryan | Cast | Actor | Nigel Farage |
 Kiran Sonia Sawar | Cast | Actress | Shamara |
 Rakie Ayola | Cast | Actress | Camilla |
 Gavin Spokes | Cast | Actor | Andrew Cooper |
Ian Morine | Cast | Actor | Boris Johnson Staff Member |
 Simon Paisley Day | Cast | Actor | Douglas Carswell |
 Ronak Patani | Cast | Actor | Leave Intern Ameet |
 Gabriel Akuwudike | Cast | Actor | Robin |
Andrew Barclay | Cast | Actor | Breitbart TV Interviewer |
 Mary Antony | Cast | Actress | Leave Intern Katie |
Ross Hatt | Cast | Policy Strategist | |
 Theresa May | Cast | Actress | Self (archive footage) |
 Jeremy Corbyn | Cast | Actor | Self (archive footage) |
 Richard Goulding | Cast | Actor | Boris Johnson |
| Person | Type | Job | Role(s) |
