I have just added this to the map of places to fly your drone at Drone Scene:
Land owner permission requirements unknown.
Free parking in Dial Place ///sprinkle.whisk.bidder short walk up the hill to the Castle.
This is an English Heritage site so visit outside of operating hours, I went around 8pm and there was no one around.
The originator declared that this location was not inside a Flight Restriction Zone at the time of being flown on 06/06/2022. It remains the responsibility of any pilot to check for any changes before flying at the same location.