The imposing castle at Harlech is one of the best preserved in Britain but Mark Horton discovers how it would have looked radically different and even more terrifying when it was built to subdue the Welsh in the 13th century. Across the bay, Neil Oliver is at the Welsh's rival castle at Criccieth.
| Name | Type | Role | |
|---|---|---|---|
| Neil Oliver | Writer | ||
| Mark Horton | Writer | ||
| Mark Horton | Guest Star | ||
| Neil Oliver | Guest Star |