Yes, Fyvie Castle.
Blair Castle, in Perthshire Scotland (not to be confused with Blair Castle in Ayrshire Scotland), is said to be haunted by "a grey lady who appears and disappears silently and oblivious to all present." There's not much more information that than about any ghosts.
The Haunted Castle - book - was created in 1979.
The Haunted Castle - book - has 96 pages.
Skibo Castle, located in Scotland, has a rich history and various legends surrounding it, leading some to believe it may be haunted. Guests and staff have reported strange occurrences and ghostly sightings, including the spirit of a former owner. However, these claims are mostly anecdotal and lack scientific evidence. Ultimately, whether Skibo Castle is haunted remains a matter of personal belief and experience.
Haunted Castle - video game - happened in 1988.
Haunted Castle - video game - was created in 1988.
The ISBN of The Haunted Castle - book - is 0-207-96796-7.
No.
The Haunted Mansion, The Canterville Ghost,
Yes
According to the TV programme Most Haunted, yes it is. Most Haunted used Dudley Castle for it's first live programme back in 2002
You turn around and go outside the haunted mansion