the castle is claimed to be one of the most haunted places in the uk. the castle has allegedly been haunted by a cigar-smoking spirit and the ghost of a man stabbed through the throat. when a group of glasgow paranormal experts filmed at the castle in 2013 for their work haunted planet tv, they described the castle as "one of the most active locations they had ever filmed." in 2015, part of the castle's wall collapsed, and there were reports of an explosion. local paranormal experts attributed this to the castle being haunted.