Casting the Runes by M. R. James
Quick answer: Casting the Runes by M. R. James, summarised with the ending: Karswell's curse, the slip of runes, how Dunning returns it, plus themes and craft analysis.
It begins with the driest horror imaginable: a committee politely declining a paper. Mr Karswell's lecture on alchemy is rejected, a reviewer is candid about a bad book, and the man behind both learns their names. M. R. James published Casting the Runes in 1911, in More Ghost Stories of an Antiquary, and it is his most plotted story, closer to a thriller than a haunting, with a villain who might be the most convincing occultist in English fiction.
Where most ghost stories punish curiosity, this one punishes honesty. Its hero has done nothing worse than his job. That injustice gives the story an engine James rarely uses, suspense with a deadline, and it has been raided by adaptors ever since, most famously for the 1957 film Night of the Demon.
The story in brief, ending included
Edward Dunning, a specialist reviewer, is the anonymous referee who recommends rejecting Mr Karswell's paper on 'The Truth of Alchemy'. Karswell, a wealthy, vindictive amateur of the dark arts living at Lufford Abbey, has a history: John Harrington, who reviewed his book harshly, died three months after the review, falling from a tree he had apparently climbed to escape something no one else saw. Karswell discovers Dunning's identity and begins a campaign of quiet terror. A tram advertisement appears bearing Harrington's name and death date, leaflets vanish from a stranger's hand, and at the British Museum a smooth stranger returns some papers Dunning has dropped. Among them, Dunning later realises, was a slip of paper written in runes. That night, reaching under his pillow for his watch, he touches 'a mouth, with teeth, and with hair about it'.
Dunning learns from friends of the Harrington case and joins forces with the dead man's brother, Henry. They work out the rules: the runes pass a doom to whoever accepts the paper, the victim has three months, and the curse rebounds only if the slip is returned to its maker, so that he accepts it, before the term expires. With days left on Dunning's term, the pair track Karswell to Victoria station and the Dover boat train. Disguised, Dunning returns the slip inside Karswell's own dropped ticket case, and Karswell accepts it. He crosses to France, and days later, at St Wulfram's church in Abbeville, a stone falls from the scaffolding on the tower and kills him. The workmen swear no one was above. The Harringtons and Dunning keep their own counsel.
Hunter, hunted and the man in between
Karswell dominates the story, a rare thing in James, whose horrors are usually faceless.
Themes: petty malice, fair rules and the ethics of returning evil
On the surface this is a story about disproportion: a bruised ego answering honest criticism with murder. Deeper down it is about rules. The curse is not chaos; it is a contract with terms, a duration, and a return clause, and the heroes win by reading the fine print more carefully than the sorcerer. Students can also make something of anonymity and reputation, since the plot is driven by unmasked reviewers and forged identities.
The uncomfortable question James plants and refuses to answer: Dunning and Harrington knowingly send a man to his death. The story lets them warn Karswell, barely, with a called-out sentence at the station that he ignores. Whether that discharges their conscience is left entirely to you, and the last line's quiet withholding of what Dunning might have said is James at his most morally sly.
The craft: horror as procedure
The story's power comes from indirection. The dread arrives through media and paperwork: an advertisement in a tram window, a leaflet, a returned sheaf of papers, a calendar. James understood that a curse gains authority when it moves through official channels, and the technique transfers straight into modern fiction, where the haunted object might be an email or a delivery notification. The mouth under the pillow works because it is the one moment of direct contact in a story otherwise conducted at arm's length; ration your contact and it detonates.
For writers, the master lesson is the visible clock. From the moment the three-month term is established, every scene carries a date, and suspense becomes arithmetic. A judged story that pairs a hard deadline with a clear rule set tends to hold readers the same way, and it is exactly the discipline that structure marks reward when Writory's Short Story Contest opens its September window.
What poets can take from this
- For exams, define the curse's three rules, transfer by acceptance, fixed term, return to sender, and show how the plot tests each one.
- Use the tram advertisement as your example of dread delivered through everyday media.
- Quote or paraphrase the pillow moment as the story's single point of physical contact.
- When imitating, give your evil a contract with terms; readers lean in when horror has fine print.
- Set a visible deadline early and date your scenes against it.
- Let your villain be socially plausible; Karswell frightens because he could sue you.
Try it yourself
A character receives something small and easy to accept, a ticket, a receipt, a forwarded message, that transfers a misfortune with fixed rules. Write the story of learning the rules and passing the thing back, and make your protagonist pay a moral price for winning.
Questions
How does Karswell die in Casting the Runes?
After Dunning secretly returns the runic slip inside his ticket case, Karswell travels to Abbeville in France, where a stone falls from church scaffolding at St Wulfram's and kills him. The workmen insist nobody was up on the tower at the time.
What are the rules of the runes in the story?
The slip dooms whoever knowingly or unknowingly accepts it, with roughly three months before the end. The only escape is to return the paper to its maker so that he accepts it back before the term runs out, which is exactly how Dunning survives.
Is Night of the Demon based on Casting the Runes?
Yes. The 1957 film Night of the Demon, released in America as Curse of the Demon, adapts the story, keeping the passed slip and the deadline while showing the demon on screen far more explicitly than James ever does on the page.
By the Writory editorial team, reviewed by working poets. Updated July 2026.
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