Sundeep Kishan. Sundeep Kishan was 30 in Nenjil Thunivirunthal as 'Kumar'.
Mehreen Pirzada. Mehreen Pirzada was 22 in Nenjil Thunivirunthal as 'Janani'.
Harish Uthaman. Harish Uthaman was 35 in Nenjil Thunivirunthal as 'Durai Pandi'.
Jeeva Ravi. Jeeva Ravi was 35 in Nenjil Thunivirunthal as 'Kumar's Uncle'.
Arun Alexander. Arun Alexander was 44 in Nenjil Thunivirunthal 
Raveena Ravi. Raveena Ravi was 23 in Nenjil Thunivirunthal as 'Janani (Voice)'.
Suseenthiran. Suseenthiran was 39 in Nenjil Thunivirunthal as 'Director, Screenplay, Story, Dialogue'
J. Laxman. J. Laxman was >> in Nenjil Thunivirunthal as 'Director of Photography'
Mu. Kasi Viswanathan. Mu. Kasi Viswanathan was 49 in Nenjil Thunivirunthal as 'Editor'D. Imman. D. Imman was 34 in Nenjil Thunivirunthal as 'Original Music Composer'
Pradeep Kumar. Pradeep Kumar was 30 in Nenjil Thunivirunthal as 'Playback Singer'Shobi Paulraj. Shobi Paulraj was >> in Nenjil Thunivirunthal as 'Choreographer'Arivumani. Arivumani was 33 in Nenjil Thunivirunthal as 'Stunt Coordinator'Ranga Rao. Ranga Rao was >> in Nenjil Thunivirunthal as 'Still Photographer'Udhaya Kumar. Udhaya Kumar was >> in Nenjil Thunivirunthal as 'Sound Designer'Joseph Jaxson. Joseph Jaxson was >> in Nenjil Thunivirunthal as 'Publicist'Nellai V Shanmugam. Nellai V Shanmugam was >> in Nenjil Thunivirunthal as 'Makeup Artist'
Vikranth
Soori
Appukutty
Tulasi
Aruldoss
Dhileban
T. Siva
Vinoth Kishan
Rindhu Ravi
Shathiga