Sandi Toksvig looks at a range of unrelated 'U' topics with Tom Allen, Chris McCausland, Lou Sanders and Alan Davies.
| Name | Type | Role | |
|---|---|---|---|
| Sandi Toksvig | Host | Presenter | |
| Tom Allen | Guest Star | Panellist | |
| Lou Sanders | Guest Star | Panellist | |
| Chris McCausland | Guest Star | Panellist | |
| Alan Davies | Guest Star | Panellist |