Koottam

Dalam (transl. Group/Gang) is a 2013 Indian action thriller film by debutant director B. Jeevan Reddy, a protégé of noted Indian director Ram Gopal Varma. The film was simultaneously shot in Telugu and Tamil with the latter version titled as Koottam (transl. Crowd). The film starring Naveen Chandra, Piaa Bajpai, Nassar, Abhimanyu Singh, and Kishore tells the story of a group of former naxals and their struggles against the police and politicians when they start their lives afresh from jail. The Telugu version was released in the first week of 15 August 2013 while the Tamil version was released in 2014.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.