Nayanthara takes on the role originally played by Vidya Balan.
If you haven't seen it yet, do yourself a favor. Download the Tamil dubbed version, turn off the lights, and try to figure out "Who is Mr. Bagchi?" You won't until the final frame. Kahaani Movie Tamil Dubbed
"Kahaani" is a 2012 Indian Bengali-language thriller film directed by Sujit Mondal. The movie stars Vidya Balan, Parambrata Chatterjee, and Nawazuddin Siddiqui in leading roles. Nayanthara takes on the role originally played by