Secrets of Great British Castles - Season 1 - Eps 1: Dover Castle
Dan goes behind the battlements of Dover Castle, where he descends into an underground lair to discover how a vast network of tunnels has been used to defend both the castle and the country for centuries.
About Secrets of Great British Castles

Title: Secrets of Great British Castles
First Air Date: 2015-04-03
Last Air Date: 2016-12-09
Status: Ended
Rating: 6.6/10 (from 13 votes)
Language: EN
Seasons: 2
Total Episodes: 12
Network: 5
Genres: Documentary
Production Companies: Sideline Productions, GroupM Entertainment, Channel 5
Synopsis
Historian Dan Jones explores the millennium of history behind six of Great Britain's most famous castles: Warwick, Dover, Caernarfon, the Tower of London, Carrickfergus, and Stirling.
Cast

Dan Jones
Himself - Presenter