| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S04E01 | 1. Hickleton Hall | 37 | ||
| S04E02 | 2. Hack Green Bunker K and S | 33 | ||
| S04E03 | 3. Charlton House | 30 | ||
| S04E04 | 4. Borwick Hall - Part 1 | 37 | ||
| S04E05 | 5. Borwick Hall - Part 2 | 36 | ||
| S04E06 | 6. Pen-Y-Lan - Part 1 | 37 | ||
| S04E07 | 7. Pen-Y-Lan - Part 2 | 37 | ||
| S04E08 | 8. Bishton Hall | 26 | ||
| S04E09 | 9. Margam Castle - Part 1 | 26 | ||
| S04E10 | 10. Margam Castle - Part 2 | 28 |
No artwork of this type.
No artwork of this type.
No artwork of this type.