To watch the documentary (2020) with Polish subtitles ( napisy polskie ), the most reliable method is through a streaming service that officially supports the Polish market. Official Streaming with Polish Subtitles
While playing the film, tap the "Audio and Subtitles" icon to select Polski . Alternative Platforms Crazy, Not Insane napisy polskie
These platforms often offer the documentary for rent or purchase, but they may only include English audio and subtitles in some territories. Always check the "Language" or "Information" section before buying. Documentary Overview To watch the documentary (2020) with Polish subtitles
The film is listed on Prime Video Poland , though availability can change based on current licensing. Always check the "Language" or "Information" section before
The film is an HBO documentary and is primarily available on (formerly HBO Max).
You can stream it under the Polish title "Psychika mordercy" .
If you do not have a Max subscription, you may find it on other platforms, though language support varies by region: