Rajinikanth as Athiyan IPS

Amitabh Bachchan as Sathyadev

Fahadh Faasil as "Battery" Patrick

Rana Daggubati as Natraj

Manju Warrier as Thara

Ritika Singh as Roopa Kiran

Kishore as SP Harish Kumar

Dushara Vijayan as Saranya

Asal Kolaar as Guna

Ananth Nag as ASP Ram

Abhirami as Swetha

Rohini as Nazeema

G. M. Sundar as Inspector Lourdhusamy

Rao Ramesh as DGP D. Shrinivas

Rakshan as Athiyan's Nephew

Ramesh Thilak as Anbu

Remya Suresh as Saranya's mother

Alencier Ley Lopez as Judge

Vasanthi Guru as Guna's mother

Sabumon Abdusamad as Kumaresan

Aruvi Bala as Guna's Friend

M. Soundarya Saravanan as Fact Finding Team Member

Krishnudu as Srinivasa Rao

Vinod Sagar as Politician

Birla Bose as Inspector

Kalki Raja as Kumaresan's sidekick

Arul D. Shankar as Education Minister

Sri Deva as NAT Academy agent

Thanmaya Sol as Chithra, Guna's Sister

Aravindraj R as Home Minister

Shaji Chen as Commisioner of Police

Supreet as Hanu Reddy

Anirudh Ravichander as Cameo

B. S. Avinash as Perusu

Rethika Srinivas as Fact Finding Team Member

Sundarayyar as Saranya's Father

Meenakshi as Daisy

Sowra Syed as Fact Finding Team Member

Dhatsha Pillai as Sessions Court Judge