Moddey Dhoo

The primary written source for the Peel Castle story is an 18th‑century account by George Waldron, who records that an apparition called in their language the Mauthe Doog haunted Peel Castle and was frequently seen in the guard‑chamber. Waldron's narrative describes how soldiers grew accustomed to its nightly presence until a single incident involving a drunken watchman who took the keys alone ended with the man 'ghastly frightened' and dying three days later; after this event Waldron records the passage the dog used was sealed and an alternative route built. The tale was later popularized and adapted in 19th‑century literature (e.g. Sir Walter Scott) and expanded in 20th‑century folkloric collections (notably William Walter Gill), which preserved additional local sightings and variant details.

In Waldron's classic account the Moddey Dhoo appears 'in the shape of a large black spaniel with curled shaggy hair' and lies by the guardroom fire. Later collectors and modern reports record a range of sizes and variants: ordinary dog‑sized manifestations, accounts describing a creature nearly the size of a calf, and local versions that include a headless form noted in William Walter Gill's collection. Eye descriptions vary among sources, from 'bright' or 'coal‑like' eyes in modern witness reports to later borrowings such as 'eyes like pewter plates' found in some retellings.

Waldron portrays the Moddey Dhoo as a recurrent, place‑bound apparition with a regular schedule—emerging at dusk from a particular passage and returning there at dawn—and as largely non‑interventionist in routine sightings (soldiers observed it lying by the fire). The narrative records a single traumatic encounter in which a watchman, after seizing the keys alone while drunk, returned 'ghastly frightened' and died three days later; Waldron does not ascribe a specific supernatural causation beyond the account's sequence of events. Later modern reports expand behavioral notes to include roadside or lane sightings and lurking at corners near farmsteads, but these come from later folkloric collection rather than Waldron's original castle account.