Rajinikanth
— Santhanam
Fatafat Jayalakshmi
— Lakshmi
Cho Ramaswamy
— Alagappan
Thengai Srinivasan
— Santhanam's father
Sangeeta
— Amutha
Jaya Guhanathan
— Santhanam's sister
T. K. Bhagavathi
— Santhanam's boss
Suruli Rajan
— Naidu
LIC Narasimhan
— Raghu
T. K. S. Natarajan
— Seshadri