Triple bill of supernatural dramas adapted by the BBC. In 'The Signalman' (1976), based on the story by Charles Dickens, Denholm Elliott stars as a troubled railway signalman who has witnessed some unsettling sights and sounds along his stretch of track. A curious traveller (Bernard Lloyd) tries to make sense of these strange goings-on. In 'Stigma' (1977) Katherine Delgado (Kate Binchy) and her family move into a new home but have difficulty removing a menhir from their garden. When they disrupt the ancient site, a spectre is unleashed which leaves Katherine experiencing terrifying situations and an increasing sense of panic. In 'The Ice House' (1978) Paul (John Stride) goes to stay at a spa resort to help him get over the breakdown of his marriage. While there he meets the resort's bizarre owners, siblings Clovis (Geoffrey Burridge) and Jessica (Elizabeth Romilly), who lead him to their garden ice house and encourage him to take in the scent of their flowers. When his nights are disturbed by unexplained activity he decides to take matters into his own hands to find out the truth about the mysterious ice house.