Panchavan Pariventhan (Pari)/Kosaksi Pasapugazh (Pappu)

Vijay

Riya

Ileana

Sevarkodi Senthil

Jeeva

Venkat Ramakrishnan

Srikanth

Virumandi Santhanam

Satyaraj

Virumandi Santhanam 'Virus'

Sathyaraj

Srivatsan 'Silencer'

Sathyan

Panchavan Pariventhan

S. J. Suryah

Venkat's father

Narein

Shwetha Santhanam

Anuya Bhagvath

guest appearance as Panchavan Pariventhan (Pari)

S. J. Surya

Librarian Bose

Manobala

Srivatsan (Silencer)

Sathyan Sivakumar

Rakesh 'Price Tag'

T. M. Karthik

Paneerselvam

Vijay Vasanth

Venkat's mother

Uma Pathmanabhan

Mrs. Ramakrishnan

Uma Padmanabhan

Education Minister

Shanmugasundaram

Ramakrishnan

Aadukalam Naren

Rakesh 'Price Tag'

T.M. Karthik

Panchavan's father

Ajay Rathnam

Ramakrishnan

Adukalam Naren

Manimaran 'Millimeter'

Rinson Simon

Govindan

Indrans

doctor

Sreeja Ravi

ragging senior

Balaji Venugopal

ragging senior

Venkat Sundar

Senthil's sister

Rani

Voice for Ileana D'Cruz

Andrea Jeremiah

Examiner

Shankar Sundaram

special appearance-Director in Asku Laska song

Shankar

special appearance-Assistant Director in Asku Laska song

Atlee

special appearance in Asku Laska song

Shobi