ராயன்

Dhanush

as Kathavaraayan 'Raayan'

Dushara Vijayan

as Durga

Sundeep Kishan

as Muthuvelraayan 'Muthu'

Kalidas Jayaram

as Manickavelraayan 'Manickam'

S. J. Suryah

as Sethuraman 'Sethu'

Selvaraghavan

as Sekhar

Aparna Balamurali

as Mekhala

Prakash Raj

as R. Sargunam

Saravanan

as Durai

Varalaxmi Sarathkumar

as Sethu's first wife

Ilavarasu

as Meghalai's Father

Divya Pillai

as Annam Sethuraman

Devadarshini

as Doctor

Aranthangi Nisha

as Police officer

Karthick Anjaneyan

as Anjaneyan

Dhileban

as Guru

Namo Narayanan

as Jagannathan

Cell Murugan

as Bartender

Shah Ra

as Kothandam

Geetha Kailasam

as Durai's wife

Anbu Mayilsamy

as Sethu's Henchman

Kichcha Ravi

as Kathavaraayan's Father

M. Soundarya Saravanan

as Kathavaraayan's mother

Rahul R.

as Young Kathavaraayan