Secrets of Great British Castles (series)
- User score: 6.6
- Production country: United Kingdom
- Production companies: Sideline Productions, GroupM Entertainment, Channel 5
- Genre: Documentary
- Release date: 4/3/2015
- Release date of last episode: 12/9/2016
- Series status: Ended
- Seasons count: 2 ( List of episodes )
- Episodes count: 12
- Run time: 45 min.
Series description
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.