The makers of Rana Daggubati, Sai Pallavi starrer Viraata Parvam released 'The Voice of Ravanna' and it is bringing goosebumps to the movie lovers. Rana and Sai Pallavi are playing lead roles in the movie and it is a complete Naxalite backdrop movie. Directed by Venky Udugula and bankrolled by Suresh Babu and Sudhakar Cherukuri. Rana Daggubati is playing the role of Comrade Ravanna. The emotional scenes between Sai Pallavi and Rana Daggubati will touch the hearts of viewers. The movie is going to hit the silver screens worldwide on 17th June.