| Mackenzie Crook | Andy |
| Aimee-Ffion Edwards | Sophie
(as Aimée-Ffion Edwards) |
| Toby Jones | Lance |
| John Henry Keating | Cliff
(as John-Henry Keating) |
| Kerry Grace Morgan | Customer |
| Lucy Benjamin | Maggie |
| Rachael Stirling | Becky |
| Simon Farnaby | Art |
| Paul Casar | Paul |
| David Sterne | Bishop |
| Laura Checkley | Louise |
| Pearce Quigley | Russell |
| Divian Ladwa | Hugh |
| Orion Ben | Varde |
| Gerard Horan | Terry |
| Sophie Thompson | Sheila |
| Ben Langley | Delivery Bloke |
| Andrew Piper | Detective |
| Lee Nicholas Harris | Police Sergeant
(uncredited) |
| Chris Martin Hill | Arresting Police Officer
(uncredited) |
| Stephen McDade | Antiquisearcher
(uncredited) |