Tene Manasulu is a 1965 film from the Cinema of Andhra Pradesh. It is the first movie of Krishna. The movie is also notable for being the first fulllength color feature movie in Telugu movie industry. Director Adurthi Subba Rao recruited Krishna, Ram Mohan, Sandhya Rani and Sukanya to debut in the four lead roles in this movie. He also introduced the latest techniques in the Telugu Film Industry, Tollywood.
Source: Wikipedia