Backrooms — Opening Weekend Prediction Contest

Backrooms made $81.4M opening weekend. See how predictions scored on Box Office Engine.

• Movie: Backrooms
• Metric: Opening Weekend
• Release date: May 29, 2026
• Predictions lock: May 29, 2026
• Predictions submitted: 11
• Average prediction: $43.4 million
• Actual result: $81.4 million

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