“Because of play, another woman uses this knife.”
Why it's great
It states a prophecy like a verdict, and one line is enough to chill the room.
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Neutral
Use it yourself
Because of this habit, another problem will come back.
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Helga Foresees the Knife, Explained
Deathtrap · 1982
Chapter 14 of 30 · 3'03"
A neighbor's psychic visit turns into a quiet threat. Helga senses pain in the house, refuses a drink to stay sharp, then traces a stage knife's future: "Because of play, another woman uses this knife." Myra is unsettled; Sidney shrugs the warning off.
Key moments
Start here, then watch the full scene- 0:56–1:27
Helga Senses Pain in the House
31s - 1:30–1:46
❝ Monologue · 5 lines Helga's call to information
She turns a phone call into a story, and the stranger it gets, the more she seems to sense something.
17s - 1:48–2:09
Helga Refuses a Drink
22s
Helga Foresees the Knife, explained
What happens
Helga Ten Dorp, a psychic, drops by the Bruhls' home. She greets them with cries of "Pain," insisting that Myra is suffering and that something frightening lurks in the house. She turns down a drink to keep her head clear, then examines Sidney's stage props and says another woman will use a certain knife. Sidney insists he will sell the collection.
What's really going on
The whole visit is a warning dressed up as a social call. Helga doesn't just chat; she reads the room and says out loud what everyone is avoiding. "Must keep unclouded, the head. Never drink." is her way of saying she refuses to be fooled, and she keeps circling the collection of stage weapons - the props that once belonged to plays about murder. The line that lands hardest is "Because of play, another woman uses this knife." It sounds like fortune-telling, but it also describes exactly the kind of plot Sidney writes. Myra hears a threat; Sidney answers with plans to sell the props. One set of words lands two very different ways.
Key lines & what they mean
- “Because of play, another woman uses this knife.”
- Helga predicts that this stage knife will be used again - not in a play, but because of one. It's the film's clearest hint of the violence to come.
- “Must keep unclouded, the head. Never drink.”
- Helga refuses alcohol so her mind stays clear. She trusts her visions too much to dull them.
- “-I'm fed up with them anyway. -Maybe too late.”
- Sidney says he's tired of the props anyway, and Helga answers that selling them may already be too late.
- “In a month or so, I'm going to sell the whole collection.”
- Sidney plans to sell his collection of theatrical props soon, dismissing them as things he's done with.
- “I try, but I see only the 324, which is everybody.”
- Helga tried to guess the Bruhls' number but only saw the local exchange "324," which everyone shares.
Theme
- Secrets — The psychic senses something frightening the hosts won't name, turning a social call into an unwanted reading of their home.
- Dark humor — A cheerful psychic cheerfully describes a future stabbing, and the hosts keep pouring drinks and making notes.
What this chapter teaches
Teaching points
Review right after watchingMy level5/6
A1–C2 is the CEFR scale. Cards above the level you pick fade, and playback will not auto-pause on them.
Language points
Click a card to jump to its moment in the videoGolden lines
A great line in its own right — why and how to use it“Must keep unclouded, the head. Never drink.”
Why it's great
Inverted and clipped, it captures her stubborn discipline in two short beats.
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literary
Use it yourself
Must keep unclouded, the mind, so no wine for me tonight.
“-I'm fed up with them anyway. -Maybe too late.”
Why it's great
A casual complaint that wipes out the collection's meaning, and it sounds like a guilty shrug.
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Informal
Use it yourself
I'm fed up with this commute every morning.
“In a month or so, I'm going to sell the whole collection.”
Why it's great
He answers a prophecy of death by promising a garage sale, and the evasion is loud.
Register
Neutral
Use it yourself
In a month or so, I'm going to sell the whole setup.
“I try, but I see only the 324, which is everybody.”
Why it's great
The great psychic's powers stall on a number everyone shares, and the joke lands.
Register
Informal
Use it yourself
I try, but I see only a guess, which is everybody's answer.
Monologue
One character carrying the scene — shadow the whole passage❝ Helga's call to information
Thursday night, I calls the information, but the lady will not tell me number. I say, "It's urgent, you must tell me. I'm Helga Ten Dorp. I'm psychic." She says, "Guess the number." I try, but I see only the 324, which is everybody. Because the pain gets worse.
She turns a phone call into a story, and the stranger it gets, the more she seems to sense something.
Up next · 15skeptical aboutThe scene: Helga Predicts the DeathtrapTakeaways
What you walk away with- Helga's prophecy works by naming small, specific details.
- Sidney's jokes are a way to dodge the warning.
- The prop knife turns a stage object into a threat.
People also search
Questions, then the linesWhy does Helga keep saying "Pain"?
She claims to feel other people's suffering, and in this house she senses it strongly in Myra. To Helga it proves her powers are real; to the Bruhls it is the first sign her visit won't be casual.
Is Helga right about the knife?
She insists the knife will be used again, by another woman, because of a play. Given how the story develops, the warning is less a guess than a prediction the audience should remember.
Why won't Helga have a drink?
She says alcohol would cloud her head and spoil her readings. Refusing it also marks her as the one person in the room who won't play along with the polite mood.
What is Helga's connection to the Bruhls?
She knows them through Paul Wyman, who sells Sidney's books, and turns up unannounced. Sidney wants to talk to her, but she is far more interested in what she senses in the house.
Why is Sidney talking about selling his collection?
He tells Helga he's fed up with the props and plans to sell them. Coming right after her warning, it reads as either a genuine decision or an attempt to wave her off.