# Iron Lung was a flop with Rotten Tomatoes critics — but its $21M box office debut is a huge win for independent horror

> Iron Lung has shocked viewers with a massive $21. 5M opening weekend in theaters, following close behind Sam Raimi's new horror movie, Send Help, which has a much bigger budget and star power.

- **Source:** [TechRadar](https://www.techradar.com/streaming/entertainment/iron-lung-was-a-flop-with-rotten-tomatoes-critics-but-its-usd21m-box-office-debut-is-a-huge-win-for-independent-horror?utm_source=gearopen.com&utm_medium=referral&utm_campaign=feed&utm_content=698312c379374340f1d8a77b)
- **Published:** 2026-02-04
- **Category:** Apps
- **Tags:** #horror #huge #iron #lung #office #budget #critics #debut
- **Canonical:** http://localhost:4321/a/698312c379374340f1d8a77b

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_GearOpen's distilled summary. The full original article is published at TechRadar (source link above); GearOpen does not republish the source's full text._