Bob and Carol realise what King's Mill is and go to investigate. Bella the goat makes trouble again by eating their map, but Bob still solves the final clues and the children discover an old piece of paper.
| Name | Type | Role | |
|---|---|---|---|
| Joy Thwaytes | Writer | ||
| Jean Anderson | Guest Star | ||
| Veronica Purnell | Guest Star | ||
| Stephen Leigh | Guest Star |