Jimmy Carr and Jon Richardson are joined by a host of top comedians for a compilation of best bits from Cats Does Countdown, including Lee Mack, Sarah Millican, Alan Carr, Richard Ayoade, Katherine Ryan, Tom Allen, Judi Love, Nick Mohammed, Jonathan Ross, Rose Matafeo and Sam Campbell, along with regulars Joe Wilkinson, Susie Dent and Rachel Riley.
| Name | Type | Role | |
|---|---|---|---|
| Jonathan Ross | Guest Star | ||
| Jon Richardson | Guest Star | ||
| Katherine Ryan | Guest Star | ||
| Rose Matafeo | Guest Star | ||
| Lee Mack | Guest Star | ||
| Tom Allen | Guest Star | ||
| Sam Campbell | Guest Star | ||
| Sarah Millican | Guest Star | ||
| Judi Love | Guest Star | ||
| Joe Wilkinson | Guest Star | ||
| Alan Carr | Guest Star | ||
| Nick Mohammed | Guest Star | ||
| Richard Ayoade | Guest Star |