Midsomer Murders (1997)

S15E01 The Dark Rider

The arrival of a headless horseman at Quitewell Hall signals impending tragedy for an aristocratic family. As a Civil War re-enactment unfolds, tensions rise, prompting the family to confront their own historical conflicts with their neighbors. This eerie manifestation intertwines past and present, leading to a series of ominous events that threaten their very lives.