I finally found it!

I found this title available from http://www.amazon.com/Rodina-je-zaklad-statu/dp/B009V1P37Y/ref=sr_1_1?ie=UTF8&qid=1441043601&sr=8-1&keywords=rodina+je+zaklad&pebp=1441043597428&perid=0RA11PY4QDF99M0B8ZZ6


this dvd is also available from czechmovie.com
There is one benefit now – one that can save you a chunk of cash. At the
czechmovie.com, you can buy any film at a 15% discount with the discount code FREE15!
http://czechmovie.com/d/rodina-je-zaklad-statu-long-live-the-family-dvd-1000332/