[1] Balu worked as a writer on several notable Tamil films in the 1960s including Deiva Thai (1964), Athey Kangal (1967) and Moondrezhuthu (1968).
[2][3][4] His work as the storywriter of Naan (1967), saw him also credited for the films Telugu and Hindi remakes, Nenante Nene (1968) and Waris (1969).
[5] In the late 1970s, he regularly worked on the scripts for Jaishankar's films and directed both Nallathukku Kalamillai (1977) and Odi Vilayadu Thatha (1977).
However, soon after the ceremony was over, with the help of his acquaintances from the opposition party - Dravida Munnetra Kazhagam, Balu managed to escape to Bangalore.
He has provided voiceovers for actors including Vidyut Jammwal, Ashish Vidyarthi and Sharath Lohithaswa in Tamil cinema.