“Blue Heron” ⭐⭐⭐⭐ Rating: 3.5 out of 4. In case you missed the best film of the year (so far) — it didn’t play a Cambridge or Somerville theater — you can now catch the devastating picture digitally. In Sophy Romvari’s semi-autobiographical film, a Hungarian family relocates to Vancouver Island, Canada in the 1990s. She […]