In January 1838 the Lord Mayor of London, Sir John Cowan, did something mayors rarely do: he read an anonymous letter aloud and made a monster official. The correspondent, signing as a resident of Peckham, claimed that a person of high rank had accepted a wager to appear in the villages around London disguised as a ghost, a bear and a devil, and that several young women had been frightened into fits — some, the letter said, out of their senses entirely. The Times reported the proceedings, and letters poured into the Mansion House from across the capital, confirming rumours that had circulated since the previous autumn of a leaping figure assaulting people on dark lanes in Barnes, Clapham and beyond. The penny press soon settled on a name that would outlive everyone involved: Spring-Heeled Jack.
The two canonical attacks came within days of each other. On 20 February 1838 Jane Alsop, eighteen years old, answered the gate of her family home at Old Ford, east London, to a man shouting that he was a policeman and needed a light — they had caught Spring-Heeled Jack in the lane. When she brought a candle, the figure threw off his cloak, spat blue and white flame into her face and tore at her neck and arms with what she described as claws of some metallic substance; she testified that he wore a helmet and a tight-fitting garment like white oilskin. Her sisters dragged her inside. Eight days later Lucy Scales, a butcher's daughter of eighteen, was walking through Limehouse when a cloaked figure breathed flame into her face, leaving her collapsed in seizures. Magistrates took depositions, suspects were examined and released, and nobody was ever convicted of anything.
Suspicion, then and ever since, has fallen on Henry de La Poer Beresford, third Marquess of Waterford — the "Mad Marquis", an Irish peer notorious for drunken pranks, brutal practical jokes and reckless wagers, whose 1837 rampage through Melton Mowbray is popularly (if shakily) credited as the origin of the phrase "painting the town red". He was in London at the right moments, and he had exactly the reputation. But nothing was ever proved, and sightings of Jack continued long after Waterford died in a riding accident in 1859. Most historians now see not one man but a sequence: perhaps a genuine prankster or two at the start, then copycats, then — increasingly — nothing at all except expectation, moonlight and a good story.
From terror to hero
Jack's second life was on paper. The penny dreadfuls — cheap weekly serials for the newly literate — seized on him almost at once; he was a stage character by the 1840s and the star of serialised epics such as Spring-heel'd Jack: The Terror of London from the 1860s onward. As the decades passed, something remarkable happened: the demon turned respectable. Later serials recast him as a wronged nobleman in a bat-winged costume, using spring-heeled boots and a disguise to rescue the innocent — a masked, caped, gadget-assisted avenger whose lineage, several scholars have argued, runs forward to Zorro and Batman. The moral panic had invented its own franchise.
Real-world appearances kept pace with the fiction. In 1877 sentries at Aldershot garrison reported a figure who leapt astonishing distances, slapped their faces with a hand cold as a corpse and was untroubled when they fired at him — though accounts of whether their rifles held anything but blanks vary with the telling. In 1888 he was blamed for disturbances in Everton, and in 1904 crowds in Liverpool's William Henry Street reportedly watched a figure bounding across rooftops — usually cited as his farewell performance.
The first urban legend
What makes Spring-Heeled Jack matter is not whether he existed but how he worked. Historians of the case — most thoroughly Mike Dash, who assembled the definitive dossier of contemporary sources — treat it as a textbook study in how rumour, press and popular fiction feed one another. Every component of the modern urban legend is present: a plausible seed in real assaults; validation by authority when the Lord Mayor took it seriously; media amplification; a named aristocratic suspect; embellishment in the retelling, as the fire-breathing and the leaps grew steadily more superhuman; copycat performances; and finally absorption into folklore, with Victorian parents invoking Jack as a bogeyman to hurry children to bed. When the internet conjured Slender Man from a forum thread in 2009, it was running the same machinery at far higher speed.
No one was ever charged as Spring-Heeled Jack; no spring-loaded boots, brass helmet or flame apparatus was ever produced in evidence. That is rather the point. He was whatever the early Victorian city was afraid of — the aristocrat who preys and is never punished, the stranger at the gate after dark — given claws, a helmet and a mouthful of fire. And he could leap, unaided, clean over the wall between fact and fiction.
Quiz nuggets
- The panic became official in January 1838, when Lord Mayor of London Sir John Cowan read out an anonymous letter about a gentleman's wager.
- Jane Alsop testified that on 20 February 1838, at Old Ford, Jack spat blue and white flame and clawed her with "some metallic substance".
- The favourite aristocratic suspect was Henry Beresford, Marquess of Waterford — the "Mad Marquis" — though nothing was ever proved.
- In 1877 sentries at Aldershot garrison reported a leaping figure who slapped them with a corpse-cold hand.
- The last celebrated sighting was in Liverpool's William Henry Street in 1904.