Subtitled in English, from about the year 2000. Make sure that "CC" is turned on to see the subtitles. One thing not mentioned here is that paints are mixed with bicycle grease to make them more slow-drying. For more documentaries and news reports about Russian animation, go here: http://editthis.info/animatsiya/List_of_subtitled_films_and_reports_about_Russian_animation
