Open the "Audio & Subtitles" menu (the speech bubble icon) during playback to see if Hrvatski or Srpski are listed.

A global database with a significant collection of Croatian and Serbian SRT files uploaded by users. Technical Tips

For ( La Casa de Papel ), you can find Croatian and Serbian subtitles through several official and community-driven platforms. Because the series has two different versions—the original Spanish TV cut and the re-edited Netflix version—it is important to match your subtitle file to the specific version you are watching. Official Streaming Options

If they don't appear, try changing your profile's preferred language to Croatian or Serbian in your Account Settings to "unlock" those subtitle options. Community Subtitle Sites

The largest community database for Serbian, Croatian, and Bosnian subtitles. Search for "La Casa de Papel" rather than "Money Heist" for better results.