Director Sujoy Ghosh revealed challenges during the making of Kahaani, a low-budget thriller. Lead actress Vidya Balan had to change clothes inside her Innova, covered with a black cloth for privacy. Despite the constraints, the film, shot on Kolkata streets, was a box office hit, earning Rs 79.20 crore globally. Latest and Trending Entertainment News, Celebrity News, Movie News, Breaking News | Entertainment – Times of India 

 – Source Times of India