Bodach

The Bodach — the Old Man — is a figure of Scottish Gaelic tradition who enters houses through the chimney after dark, a detail that connects him to a pre-flue world where the hearth-opening was both the home's warmest point and its most vulnerable. He is not a ghost or a fairy in the usual sense but something more elemental: a presence associated with darkness, threat, and the small hours.

His primary role is terrifying children — stealing them in some versions, tormenting them in others, appearing at bedsides in the night. He serves in this function as the domestic equivalent of the outdoor dangers that highland tradition populates with kelpies, each-uisge, and the sluagh. But he has a second, darker aspect: in some accounts he appears as a death omen, seen near a house before a killing or a fatal illness, moving silently along the edge of vision.

The pairing of the Bodach with the Cailleach — the winter hag, his female counterpart — gives the Scottish supernatural world a domestic axis. She rules the outdoor cold; he haunts the inside of the house. Both are old, both are dark, and both have been used to explain misfortune since before records began.