Followings are links where you can find subtitles for movies and dramas,
This a blog where gathered subtitles.
Where you can find subtitles for old movies.
In chinese, but quite useful…
You can get subtitles in srt format.
and for Youtube, (When subtitles are available …)
If you have any other useful information, Please share it with us.
Foreign Language Listening AID : ListeningDrill