For a high-quality BluRay rip like yours, these are the most reliable platforms to find a matching .srt file:
: Most BluRays are 23.976 fps . Ensure the subtitle description matches this. subtitle Polytechnique.2009.1080p.BluRay.DTS.x2...
: Director Denis Villeneuve shot the film twice—once with the actors speaking French and once in English. For a high-quality BluRay rip like yours, these
If you're having trouble with a specific part of the film's dialogue or need help syncing a file you already have, let me know! subtitle Polytechnique.2009.1080p.BluRay.DTS.x2...
: Often considered the "authentic" version. You will likely want English subtitles for this.