Let me be blunt: there isn't a major studio feature film version of 'The Broken Cage' that you can stream on a big platform right now. From what I've followed in forums, trade pieces, and a few creator interviews, the story has inspired smaller-scale projects rather than a full theatrical adaptation. That includes fan-made short films that capture specific scenes, a couple of stage productions that lean into the claustrophobic themes, and at least one audio drama that reworks the narrative into episodes. Those smaller adaptations often highlight how adaptable the core ideas are — atmosphere, moral squeeze, and character psychology translate really well outside of prose.
I actually tracked down a couple of the shorts and the audio episodes, and what surprised me was how differently each team interpreted the world. One director emphasized the surreal, dreamlike elements, while a stage troupe stripped everything to raw dialogue and light. If you want something cinematic that scratches a similar itch, check out films with tense, inward-focused storytelling like 'Prisoners' or 'Oldboy' — they aren’t adaptations, but they share that trapped, ethical pressure-cooker vibe. Personally, I hope a studio eventually makes a thoughtful film and resists turning the book into a spectacle; this story benefits from intimate direction, not necessarily a blockbuster treatment. I’d be thrilled to see someone do that justice.