Though there are different genres in filmmaking the common element you would find is romance. Without the emotion of love, nothing really works. However, there is one genre where this romance element is completely negligent. It is the devotional genr...
Among the 'Big 4' of Tollywood ie Chiranjeevi, Balakrishna, Nagarjuna and Venkatesh, it is only Nag who has the credit of acting in maximum biopics. He gave a closer to reality look of 'Annamayya' 'Ramadasu' 'Shirdi Sai' to the Telugu ......