The Owl Service S01 E05 Episode 5

"The strangest children’s TV show ever made!"

Roger thinks he might have photographed a ghost from an old legend connected with the house. Nancy is bitter about the injustices that prevented her from marrying Bertram, a former owner of the house. Huw feels that Gwyn, Alison and Roger may be re-enacting the tragedy of the old legend and that all three are becoming possessed.