The Dark Mirror(1946)
1946 · Robert Siodmak · 85 min
A sister and her disturbed twin are implicated in a murder and a police detective must figure out which one's the killer.
Thriller · Mystery · Horror
7.0125 votes
TMDB score
2/5
Intensity
0/5
Gore
2/5
Stays with you
How The Dark Mirror scares
Watching it feels more like an uneasy guessing game than a horror movie in the usual sense, built on suspicion and unease rather than scares. The pace is slow and talky, driven by interviews, hidden motives, and the discomfort of not knowing who to trust. There's no blood and no physical danger on screen, just a creeping sense that something is off between two people who look identical. It suits someone who likes old-fashioned mysteries with a dark, tense mood rather than anyone looking for real horror.
On The Horror Database's 0–5 scare profile, The Dark Mirror rates psychological 3/5, visceral 1/5, gore 0/5, lingering effect 2/5, and overall intensity 2/5.
- Psychological: 3 of 5
- Visceral: 1 of 5
- Gore: 0 of 5
- Lingering: 2 of 5
- Intensity: 2 of 5
Slow burn vs Jump scares: 8 of 100 — leans Slow burn
Supernatural vs Real-world: 100 of 100 — leans Real-world
Fun-scary vs Disturbing: 30 of 100 — leans Fun-scary
Intensity over runtime
Shape only — no eventsReveal pacing shapeHide pacing shapeHidden by default — shows where the tension peaks and lets up.
A slow-building psychological puzzle that steadily tightens its grip rather than delivering shocks, easing only slightly at the very end.
Intensity across the runtime, 0 to 100: 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 3.
How scary is The Dark Mirror?
On The Horror Database's 0–5 intensity scale, The Dark Mirror rates 2/5 — moderately scary, building its fear through slow-burn dread rather than shocks. The fear is mostly in your head — it unsettles far more than it assaults. Expect it to be restrained with gore and fun-first. Some of it will follow you to bed, but it lets go within a day or so.
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