Ajith Kumar Thooku Durai Nayanthara Niranjana Thambi Ramaiah Rosamani Robo Shankar Merit Jagapati Babu Gautham Veer Yogi Babu Velu Vivek Kesavan Kalairani Thookudurai's Aunt Sujatha Sivakumar Thookudurai's Aunt Jangiri Madhumitha Thookudurai's Cousin Namo Narayanan Thookudurai's Friend Sakshi Agarwal Niranjana's Colleague Anikha Surendran Swetha Kovai Sarala Filomina Bharath Reddy Swetha's Coach Ramesh Thilak Thookudurai's Friend Surekha Vani Gautham Veer's Wife Mime Gopi Aavudaiyappan R. N. R. Manohar Thookudurai's Uncle Ramachandran Durairaj Police Constable Ravi Prakash Gautham Veer' PA George Mariyan Police Inspector T.M. Karthik Niranjana's Colleague Narayan Lucky Niranjana's Manager Sharmila Thapa Niranjana's Colleague Mukhtar Khan Gayatri Bhargavi Temper Vamsi Corporate official Meena Vasu