Rishab Shetty-starrer Kantara Chapter 1 has opened to a thunderous response on Thursday. In fact, the rustic action thriller garnered blockbuster talk right after the premiere shows itself on Wednesday night adding to the existing buzz. And it's not just the fans and audiences but even the film fraternity is in awe of the Rishab Shetty directorial. Several film personalities took to social media to laud Kantara Chapter 1.