If you are looking for subtitles for the 1998 thriller specifically for the 720p BluRay x264 release, here are the most reliable ways to find and use them: Where to Find the Subtitle File
Rename the subtitle file to match your video file exactly (excluding the extension). subtitle Disturbing.Behavior.1998.720p.BluRay.x...
If the dialogue doesn't match the audio (which can happen if the BluRay rip has a different frame rate than the subtitle was made for): If you are looking for subtitles for the
Primarily for TV shows, but they occasionally have movie subtitles with precise hearing-impaired (SDH) options. How to Use the Subtitle To ensure the subtitle works automatically with your
Press G to delay the subtitle or H to speed it up by 50ms increments.
To ensure the subtitle works automatically with your video file:
Use a site like SubtitleTools.com to "Shift" the entire timing if it is consistently off by a few seconds.