Former champs Dara Ó Briain, Morgana Robinson, Sarah Kendall and Sophie Duker - and former runner-up Kiell Smith-Bynoe - battle for Greg Davies' buff body forged in gold.
| Name | Type | Role | |
|---|---|---|---|
| Dara Ó Briain | Guest Star | ||
| Morgana Robinson | Guest Star | ||
| Sarah Kendall | Guest Star | ||
| Sophie Duker | Guest Star | ||
| Kiell Smith-Bynoe | Guest Star | Standing in for Mae Martin |