Streams "Ghosts UK" in the US and Canada with integrated closed captioning.
For a more automated approach, certain tools can help you find and download the correct files: How to watch and stream Ghosts - 2019-2023 on Roku Ghosts (2019) subtitles
Finding subtitles for —the original British sitcom—typically involves using official streaming features or external subtitle databases for those with their own video files. Official Streaming with Subtitles Streams "Ghosts UK" in the US and Canada
Provides the series for purchase or through various add-on channels, depending on your region, with standard subtitle options. depending on your region
One of the largest repositories where you can search specifically for "Ghosts (2019)" to find fan-uploaded translations in various languages.