[3] Radford's initial interpretation was that the fort had been reoccupied in the 5th and 6th centuries AD; however, later reinterpretation based on a greater understanding of post-Roman archaeology concluded that the occupation at Castle Dore was restricted to the Iron Age.
[2] The use of radiocarbon dating at other sites lead to greater understanding of the contexts within which Iron Age pottery was found.
On 31 August 1644, whilst attempting a retreat from Lostwithiel to Fowey, Essex was forced to draw up his baggage train and remaining guns within the fort.
[5] In tradition Castle Dore is the seat of the legendary Dark Age King Mark and is featured as such in the 2006 film Tristan & Isolde.
This association derives from an inscribed 6th century granite pillar found near the Castle and known as the Tristan Stone.