Secrets of Great British Castles (2015) is a Documentary series that follows 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. Currently, you can watch Secrets of Great British Castles on Netflix, Netflix Standard with Ads, WETA+. Streaming availability may vary by country and platform over time. It has a user rating of 6.9 out of 10 from 16 votes. Fans of documentary series may also want to explore similar titles below.