# Iron Lung

> Fans helped book Markiplier’s self-distributed horror film for a $17.8 million opening.

- Owner: Markiplier Studios / Mark Fischbach (Markiplier)
- Kind: Film
- Sector: Entertainment
- Seed date: 2026-01-27
- Observed peak date: Week of Feb 5, 2026
- Date basis: Observed peak within the documented measurement window; not an all-time maximum. Dates use the stated precision; chart positions are date anchors.
- Spread Score: 50 (Notable), v1.2
- Mechanics: Fandom mobilisation, Underdog, Maker origin, Press loop

## Summary

Fans called cinemas after Markiplier suggested requesting the film. Centurion expanded bookings; Mojo lists a $17.8 million domestic opening. Wikipedia’s seven-day peak ended February 5 in the observed series.

## Timeline

- 2023-04-21 — Markiplier (Press) — Markiplier announced a self-financed Iron Lung adaptation while filming in Austin.
- 2025-12-05 — Markiplier (YouTube) — Markiplier released the trailer and opened ticket sales for a planned 50 to 100 independent theaters.
- 2026-01-14 — Centurion Film Service (Press) — Centurion reported about 2,511 US and Canadian bookings after fans called cinemas to request the film.

The full timeline, metrics and sources are on the case page, or via the Pro API (https://howitspread.com/developers).

Canonical URL: https://howitspread.com/cases/iron-lung-film

Cite as: How It Spread (2026). “Iron Lung.” Case HIS-01192. Spread Score v1.2: 50/100. Updated 2026-10-22. https://howitspread.com/id/HIS-01192