Dr. Siva treats leprosy patients and gives great importance to his patients' care. When Geetha falls in love with him, he marries her expecting that she would understand the hassles of his profession.
| Actor | Role |
|---|---|
 Sivaji GanesanDr. Siva | Dr. Siva |
 Manjula VijayakumarGeetha | Geetha |
 Major SundarrajanLawyer | Lawyer |
 M. R. R. VasuVarathan | Varathan |
 V. K. RamasamyPaunraj | Paunraj |
 NageshBabu | Babu |
 ManoramaMeenambal | Meenambal |
 Pandari BaiLakshmi | Lakshmi |
 GanthimathiParvathi | Parvathi |
 JayamaliniAmmu | Ammu |
 Typist GopuLawyer | Lawyer |
 Pakoda KadharSeenu | Seenu |