Actress Sai Pallavi got trained from ex-Naxal leader for the movie Viratapaarvam. In this movie sai pallavi is playing a role of a naxalite who failed from love. she is then depressed and turned to a naxalite. She learned everything from firing guns to throwing bombs from that ex-Naxal leader. so, even body language and many other major and minor things are taught by that ex-Naxal leader.