Dan Snow shines a light into the Dark Ages after the collapse of the Roman Empire in Britain
| Title | How the Celts Saved Britain |
|---|---|
| Genres | Documentary |
| First Air Date | 2009-05-25 |
| Last Air Date | 2009-06-01 |
| Episode Runtime | 00 Hours 59 Minutes |
| Total Season(s) | 1 |
| Total Episode(s) on All Seasons | 2 |
| Runtime | |
| Production Companies | BBC Northern Ireland |
