Since the file name refers to the 1970 musical adaptation of A Christmas Carol starring Albert Finney, here is a "solid" breakdown of the content and how to handle that specific release.
Since this is a musical, look for subtitles that include [Lyrics] or (Singing) tags—it makes the experience much better! subtitle Scrooge.1970.720p.BluRay.x264-7SinSScr...
Whether you're looking for a to go along with this specific movie file or need technical help with the subtitles themselves, I've got you covered. Since the file name refers to the 1970