DI Sleet is joined by Radio One DJ Greg James. Our detectives learn that there has been a murder at the Successville Art Gallery - Reese Witherspoon (owner of Successville's chain of bars, the Witherspoons) has been killed.
| Name | Type | Role | |
|---|---|---|---|
| Toby Davies | Writer | ||
| Greg James | Guest Star | Celebrity sidekick | |
| James De Frond | Director | ||
| Cariad Lloyd | Actor | Justin Bieber | |
| Tom Davis | Actor | DI Sleet | |
| Nick Mohammed | Actor | Dynamo | |
| Colin Hoult | Actor | Gary Barlow | |
| Liam Hourican | Actor | Gordon Ramsey | |
| Luke Kempner | Actor | Professor Brian Cox | |
| Frances Barber | Actor | Mary Berry |