Ravi Teja who is awaiting for a major hit with his next movie 'Daruvu' has completed dubbing his lines for the film. Currently, the post production formalities are progressing at fast pace. Daruvu, touted to be a socio-fantasy entertainer offers lot of special effects and graphics  and the makers are taking their time to bring a quality output says close sources from the unit. Tapsee is playing the love interest of Ravi Teja, while veteran actor Kaikala Satyanarayana and Tamil actor Prabhu are playing Yama Dharma Raja roles. 'Daruvu' is being directed by Shiva and produced by Burugupalli Sivaramakrishna.