Anton Meyer's absence leaves laid-back Professor Alan Fletcher in charge.
| Name | Type | Role | |
|---|---|---|---|
| Dan Sefton | Writer | ||
| Ifan Huw Dafydd | Guest Star | ||
| John Hodgkinson | Guest Star | ||
| Tanya Ronder | Guest Star | ||
| Chris Middleton | Guest Star | ||
| Duncan Barton | Guest Star | ||
| Susie Trayling | Guest Star | ||
| Louik Essen | Guest Star | ||
| David Soul | Guest Star | ||
| Beryl Richards | Director |