A mysterious illness declared as dumb flu spreads in a quaint hill station forcing the town's residents from speaking. Will the problems in the place increase due to this or will it lead to better communication?
| Actor | Role |
|---|---|
 Dulquer SalmaanArvind | Arvind |
 Nazriya NazimDr. Anjana | Dr. Anjana |
 MadhooVidhya | Vidhya |
 Arjunan NandakumarSathish | Sathish |
 Dev RamnathVinodh | Vinodh |
 PandiarajanSundaralingam | Sundaralingam |
 Kaali VenkatPalani | Palani |
 John Vijay"Nuclear Star" Boomesh | "Nuclear Star" Boomesh |
 Ramesh ThilakGanesh | Ganesh |
 Robo ShankarRavi | Ravi |
 Abhishek ShankarVidhya's husband | Vidhya's husband |
 Vinu ChakravarthyAdhikesavan | Adhikesavan |
 SathyapriyaAdhikesavan's wife | Adhikesavan's wife |
| LLeo SivadassAdhikesavan's son | Adhikesavan's son |
 Surabhi LakshmiArguing wife | Arguing wife |
 Rony David RajArguing Husband | Arguing Husband |
 Nandan UnniGanesh's friend | Ganesh's friend |
 Mareena MichaelNot listed | Not listed |
 Mime GopiPolitician | Politician |
 Nakshathra NageshSaraswati | Saraswati |
| KKamala KrishnaswamyOrphanage's patron | Orphanage's patron |
 RJ BalajiSelf | Self |
 Balaji MohanPrime TV Anchor | Prime TV Anchor |