Homegrown Britain's Got Talent acts take on Got Talent acts from around the world in the ultimate battle of the Champions!
| Name | Type | Role | |
|---|---|---|---|
| Lee Stuart Evans | Writer | ||
| Boogie Storm | Guest Star | ||
| Annaliese Nock | Guest Star | ||
| Ashleigh and Sully | Guest Star | ||
| Connie Talbot | Guest Star | ||
| Bello Nock | Guest Star | ||
| Paul Potts | Guest Star | ||
| The Nelson Twins | Guest Star | ||
| Kseniya Simonova | Guest Star | ||
| Bad Salsa | Guest Star | ||
| The Sacred Riana | Guest Star | ||
| Nikki Parsons | Director |