To find her filmography, I recommend:
* IMDb: This website is a comprehensive database of movies, TV shows, and actors. Search for "Grażyna Szapołowska" on IMDb.
* Filmweb: This is a Polish website that provides a similar database. It will likely have more detailed information about her Polish works.
* Wikipedia: The Wikipedia page for Grażyna Szapołowska might have a filmography section.
Keep in mind: Movie and TV show information can change frequently, so it's always best to check up-to-date sources.