Here are the most reliable sources for the Spanish script/subtitles:
: The go-to community site for Spanish-speaking users. It often has multiple versions (e.g., for Blu-ray, DVD, or streaming rips) to ensure the timing matches your video.
: One of the largest databases. You can filter specifically for "Spanish" or "Spanish (Latin America)" to get the right dialect.
You will see the timestamps followed by the Spanish text for every line in the movie.