Thaiyal revolves around the difficult life of a single mother and her son. With the very little that she has, she helps him the most that she can.
| Actor | Role |
|---|---|
| LLucas Ashwin ClamenceAshwin | Ashwin |
| KKalaiyarasi KulamdaveluMother | Mother |
| TTharmeswaran RavindranMahen | Mahen |
| KKessler J. SurendranTamil Teacher | Tamil Teacher |
| GGunaseelenPrincipal | Principal |