The host is joined by actress Keira Knightley - starring in Alan Turing biopic The Imitation Game and romantic comedy Say When - quick-witted Have I Got News for You team captain Paul Merton and Welsh rugby hero Gareth Thomas. Plus, Great British Bake Off judge Paul Hollywood and music by electro-pop trio London Grammar.
| Name | Type | Role | |
|---|---|---|---|
| Keira Knightley | Guest Star | ||
| Paul Merton | Guest Star | ||
| Gareth Thomas | Guest Star | ||
| Paul Hollywood | Guest Star | ||
| London Grammar | Guest Star | ||
| Chris Howe | Director |