Subtitles for the Casino Royale (1967) 720p BluRay YIFY/YTS release can be found on dedicated databases like OpenSubtitles, Subscene, and YTS Subtitles, often under the "BluRay x264" label. Ensuring the subtitle file matches the 23.976 fps rate of the video is crucial for proper synchronization, with VLC Media Player’s VLSub feature serving as a reliable tool for automatic matching.