Pretty actress Keerthy Suresh essays the role of Saroja in her upcoming next 'Thodari'. Talking about her experience in the movie, the actress said that it was very risky to shoot in a running train. She had to do equal stunt portions like Dhanush. Hailing her co-star Dhanush, Keerthy said that he was of great support during the shooting. Directed by Prabhu Solomon, the flick is gearing up for Septemeber release.