Darappan is assigned to help Vivek, a researcher, and tell him about the culture and life of the local tribes. Vivek gets deeply affected by the plight of the tribals and decides to help them.
| Actor | Role |
|---|---|
 MohanlalDarappan | Darappan |
 Aruna MucherlaLasitha | Lasitha |
 Venu NagavalliVivek | Vivek |
 Balan K NairNambyar | Nambyar |
 ChithraRajani | Rajani |
 Kuthiravattam PappuThampi | Thampi |
 M G SomanMaster | Master |
 MadhuriUppatti | Uppatti |
 RamuRajendran | Rajendran |
 SooryaJagamma | Jagamma |
 T G RaviKunjan | Kunjan |
 VijayaraghavanRaghu | Raghu |
 BhagyalakshmiManja | Manja |
| SSanto KrishnanMoopan | Moopan |