Verified answer
Does Control Resonant have Polish voice acting?
Quick answer
Steam lists Polish interface and subtitles but does not mark Polish for full audio.
What this means
That confirms Polish text support on the current PC listing. A Polish dub should not be promised unless the official matrix changes or a regional console store documents one.
Official source
Steam — Polish language support
Continue with the relevant guide
Open the related Control Resonant guide for the current topic summary, connected systems, and any later verified changes.
This answer is reviewed against pre-release official information. It states unknown boundaries explicitly and will be revised when Remedy or a first-party store publishes a newer fact.