Quizmaster Jimmy Carr puts Jonathan Ross, Chelsea Peretti, Jack Whitehall, Mel Giedroyc, Richard Ayoade and Noel Fielding through their paces as they compete for the crown.
| Name | Type | Role | |
|---|---|---|---|
| Chelsea Peretti | Guest Star | ||
| Jonathan Ross | Guest Star | ||
| Jack Whitehall | Guest Star | ||
| Mel Giedroyc | Guest Star | ||
| Richard Ayoade | Guest Star | ||
| Noel Fielding | Guest Star |