Spedlin's Tower was built around 1480. It is supposedly haunted by the ghost of a miller who was locked up and starved to death sometime in the 1500's. His pitiful cries were once said to echo through the building. It is now a private residence and NOT open to the public.
For further information, please read Britain's Haunted Heritage by J.A. Brooks and Haunted Britain by Antony D. Hippisley Coxe.