Where was Sprawa Gorgonowej filmed?

1977 film by Janusz Majewski

Sprawa Gorgonowej (1977) was filmed in Warsaw, Nowy Dwór Mazowiecki, Brwinów and Łomianki, 4 places named in its Romanian Wikipedia’s Producție section, in Poland. Wikidata records no filming location for it at all, so the article is the only recorded source. Each place says where its claim comes from.

See them on the map → Source data