Iron Lung: An Indie Film Success

Abby Cruz
Apr 17
3 min read

The popular YouTuber Markiplier, formally known as Mark Fischbach, has astonishingly made a highly grossing and successful debut film. Iron Lung proves that indie films are making a comeback in the film industry. Mark put his dedication into this film, directing and acting as the main character through the whole production process.

About Iron Lung

Iron Lung is an adaptation of the video game created by David Szymanski. This movie is set in a post-apocalyptic future after an event called the Quiet Rapture. It follows the protagonist, Simon, as he takes on a mission navigating on a submarine through a moon with an ocean of blood. He is a convict who was sent on this mission to earn his freedom. He was tasked to collect photographs and samples from specific locations, but made some disturbing discoveries along the way.

The Process

Mark has already released several filmmaking projects that he put in his channel, such as “A Heist with Markiplier” and “In Space with Markiplier” as well as “Edge of Sleep” on Prime Video. This film was a large step forward from the other projects he created. It was entirely self-financed and distributed through his own production company, named Markiplier Studios, making it a completely independent film. He started the production process in April of 2023 and took approximately 8 weeks during the filming period. Post-production continued after this filming period up until the film’s release.

The total production cost is $3 million, which is fairly low compared to more professional and well-known film companies. This was due to the fact that the film had minimal marketing; Mark completely relied on his fanbase on his YouTube channel to do the marketing for him instead. He posted teasers and updates on his channel and his other social media accounts to advertise his movie more unconventionally.

Overnight Success

The film was released on January 30th, 2026, and was an absolute success for Markiplier. On opening night, Iron Lung earned $21.5 million worldwide and currently grosses about $43.75 million. Originally, Markiplier intended to release this movie to 50 to 100 independent theaters in the US, but it expanded to 4,164 theaters globally. It also became a box office hit, where Iron Lung reached #1 at some point. Unfortunately, this film was mysteriously taken off the charts, which might be due to the upset from Hollywood that an independent director has dominated massive studios.

This film truly shows the impact that indie movies can have on the film industry as a whole. All it takes is a push in the right direction to motivate other independent films to make their way to the big screen.

Thank You

Mark has visited several theaters that were showing his film and expressed his gratitude to those watching his film. He was also very vocal about it on his channel through livestreams and videos. Mark was very emotional as he thanked his fans for believing in him, creating a great film for all of them to enjoy. He expressed sincerity about his fanbase contributing to making his film a success. He was in disbelief at what he was able to achieve through his fans' support for him throughout the years. This illustrates how a well-built reputation and loyal fanbase can help someone exceed their expectations.