| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 Andrew Davies | Crew | Creator | Creator | |
 Kate O'Riordan | Crew | Writing | Writer | 10 |
 Kate Brooke | Crew | Writing | Writer | 10 |
Jonny Franklin | Crew | Lighting | Electrician | 3 |
 Rob Evans | Crew | Directing | Director | 10 |
Kevin Day | Crew | Art | Dressing Prop | 3 |
 Amanda Abbington | Cast | Actress | Miss Josie Mardle | 40 |
 Cal MacAninch | Cast | Actor | Mr. Thackeray | 10 |
 Deborah Cornelius | Cast | Actress | Miss Blenkinsop | 40 |
 Frances O'Connor | Cast | Actress | Rose Selfridge | 20 |
 Grégory Fitoussi | Cast | Actor | Henri Leclair | 30 |
 Jeremy Piven | Cast | Actor | Harry Selfridge | 40 |
 Joseph Beattie | Cast | Actor | Mack Sennett (footage) | 1 |
 Kara Tointon | Cast | Actress | Rosalie Selfridge | 20 |
 Kika Markham | Cast | Actress | Lois Selfridge | 40 |
 Polly Walker | Cast | Actress | Delphine Day | 10 |
Ray MacAllan | Cast | Actor | Mr. Geoffries | 2 |
 Robert Pugh | Cast | Actor | Lord Wynnstay | 10 |
 Ron Cook | Cast | Actor | Mr. Crabb | 40 |
 Sacha Dhawan | Cast | Actor | Jimmy Dillon | 10 |
 Samuel West | Cast | Actor | Frank Edwards | 40 |
Simon Roberts | Cast | Priest | 1 | |
 Tom Goodman-Hill | Cast | Actor | Mr. Roger Grove | 40 |
 Vincenzo Nicoli | Cast | Actor | Uncle Gio | 3 |
 Zoë Wanamaker | Cast | Actress | Princess Marie Wiasemsky de Bolotoff | 10 |
 Aidan McArdle | Cast | Actor | Lord Loxley | 20 |
 Aisling Loftus | Cast | Actress | Agnes Towler | 30 |
 Amy Morgan | Cast | Actress | Grace Calthorpe Selfridge | 30 |
 Hannah Tointon | Cast | Actress | Violette Selfridge | 20 |
 Jonathan Howard | Cast | Actor | Ed | 4 |
 Katherine Kelly | Cast | Actress | Lady Mae Loxley | 30 |
 Kelly Adams | Cast | Actress | Nancy Webb | 10 |
 Leon Ockenden | Cast | Actor | Serge de Bolotoff | 10 |
 Sacha Parkinson | Cast | Actress | Connie Hawkins | 20 |
 Thomas Nelstrop | Cast | Michael | 1 | |
 Trystan Gravelle | Cast | Actor | Victor Colleano | 40 |
 Zoë Tapper | Cast | Actress | Ellen Love | 10 |
 Amy Beth Hayes | Cast | Actress | Kitty Hawkins | 40 |
 Daniel Fine | Cast | Actor | Hotelier | 1 |
Jamie Bradley | Cast | Actor | 2nd Journalist | 1 |
 Jolyon Coy | Cast | Actor | Tom Gerrard / Gus | 5 |
 Joséphine de la Baume | Cast | Actress | Valérie Maurel | 10 |
 Lauren Rose Crace | Cast | Actress | Doris Millar | 30 |
 Lisa Jackson | Cast | Actress | Lady Lushingham | 1 |
 Michael Byers | Cast | Photographe | 1 | |
 Oliver Jackson-Cohen | Cast | Actor | Roderick Temple | 10 |
 Sean Teale | Cast | Actor | Franco | 10 |
 Will Payne | Cast | Actor | Tony Travers | 10 |
 Mimî M. Khayisa | Cast | Actress | Matilda (Tilly) Brockless | 10 |
 Sam Gittins | Cast | Actor | Alfie | 1 |
 Will Tudor | Cast | Actor | Frank Whitely | 4 |
 Lottie Tolhurst | Cast | Actress | Meryl Grove | 1 |
 Pippa Haywood | Cast | Actress | Flora Bunting | 10 |
 Adam Wilson | Cast | Actor | Gordon Selfridge (Young) | 10 |
 Calum Callaghan | Cast | Actor | George Towler | 30 |
 Malcolm Rennie | Cast | Actor | Fraser | 40 |
 Paul Lancaster | Cast | Actor | Vicaire | 1 |
 Billy Barratt | Cast | Actor | Ralph Selfridge | 4 |
 Alana Boden | Cast | Actress | Beatrice Selfridge | 3 |
 Beverley Klein | Cast | Actress | Madame Lanvin | 1 |
 Greg Austin | Cast | Actor | Gordon Selfridge | 30 |
| Person | Type | Job | Role(s) | Episodes |
