How Composers Make Horror Movie Music Sound Terrifying

image via New Scientist

October 31, 2025, 12:00 PM

• •Music in horror films utilizes techniques such as imitating screams, manipulating tempo, and incorporating unpredictable rhythms to evoke fear.
• •Specific auditory features like roughness and low-frequency sounds can activate the brain's alarm system, enhancing the sense of dread.
• •Cultural expectations, including the use of dissonance and unconventional harmonies, also contribute to the effectiveness of horror movie soundtracks.
• •The brain's prediction mechanisms are exploited through unexpected sounds, creating suspense and anticipation.

Horror movie composers employ various musical techniques to trigger fear responses in listeners, including mimicking screams, using low-frequency sounds, and manipulating tempo and rhythm. Research indicates that certain auditory features, like roughness and unpredictability, activate the brain's alarm system, heightening suspense and anticipation. The effectiveness of horror movie music also relies on cultural expectations, such as the use of dissonance and unconventional harmonies, to create a sense of unease. By understanding these strategies, audiences can better appreciate how sound design contributes to the overall chilling effect of horror films.

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