The Hellfire Club (Ireland)

Montpelier Hill, rising above Dublin Bay, looks like a peaceful hiking spot today, but its wooded slopes hide a curse that reaches back more than five millennia. Long before any aristocrat set foot here, the summit was a Neolithic sacred burial site. Around 3500 BC a great passage tomb was built on the crest, a place Irish folklore calls the dwelling of the mythical “people of the hills.” To disturb such a site was the gravest of taboos and was sure to invite supernatural retribution.

That retribution was set in motion in the 18th century. The powerful politician William Conolly bought the land and ordered a hunting lodge to be built. Showing utter contempt for local beliefs, he had the ancient mound leveled and its sacred standing stones used as building material. One massive upright was ripped from the earth and set up as the lintel over the lodge’s fireplace. Payback was swift: soon after construction finished, a violent storm tore the slate roof clean off. Locals saw the hand of the offended spirits, but the staunch Anglican Conolly merely doubled down, replacing the roof with a heavy stone vault. He never got to enjoy it—he died suddenly under mysterious circumstances.

The abandoned building, now carrying a sinister reputation, soon attracted people who needed a place for dark doings. Not long after Conolly’s death a group of young aristocrats led by Lord Richard Parsons and the painter James Worsdale founded the Irish Hellfire Club. They leased the lodge and turned it into a stage for occult rites. The club’s president would dress as Satan, horns and hooves included, and an empty chair was always left at the table—an open invitation to the Devil.

Some members were frightening in real life as well. Baron Santry was infamous for burning a man alive, and Lord Luttrell was rumored to have made a pact with the Devil to pay off his gambling debts. The club’s isolation spawned countless tales of direct encounters with pure evil. The most famous tells of a stormy night when a soaked stranger knocked at the door. The occultists invited him to join their card game. When one player bent to pick up a fallen card, he saw that the guest’s boots ended in cloven hooves. Unmasked, the Devil vanished in a flash of blinding flame, scorching the walls—marks that, people say, are still visible.

One creature looms large in the hill’s lore: a gigantic demonic black cat, the club’s official mascot. According to a recorded account, after a young man’s body was found near the ruins a local Catholic priest and a farmer climbed the hill. Inside they found a banquet table, and at its head sat an enormous black cat the size of a calf, with horn-shaped ears and burning red eyes. Recognizing a demon, the priest flung holy water at it and began the Latin rite of exorcism. The beast was literally torn apart, the building filled with the stench of sulfur, and the farmer was left with deep claw scars across his face.

From 100 Cursed Places · Fern Flower Press