| Arthur Kipps | Joseph Wright |
| Sid Pornick | Jake Willis |
| Buggins | Samuel Wyne |
| Pearce | Peter Miles |
| Flo Bates | Holly Howard |
| Victoria | Alex Martin |
| Kate | Chloe Allen |
| Emma | Sophie Maddocks |
| Mr Shalford | Matthew Pike |
| Mr Carshot | Jamie Aubin |
| Mrs Botting | Alice Raby |
| Mrs Walsingham | Rhiannon Cox |
| Ann Pornick | Kayleigh Pearson |
| Harry Chitterlow | Christopher Morgan |
| Laura | Grace Le Feuvre |
| Helen Walsingham | Amy Bushell |
| Edith | Josie Nicollson |
| Sarah | Sophie Sachrajda |
| Thomas | Thomas Brydges |
| Young Walsingham | Guy Passey |
| A Photographer | Daniel Worley |
| A Reporter | Rhys Cox |
| Another Reporter | Eleanor Everard-Evans |
| Gwendolin | Shannon Bennion |
| Holly Bostock | Ben Candy | Luke Early |
| Katie Miles | Amy Mullen | Lauren Phillips |