The title song video was directed by Shiran Mather. Ganesh with lyrics written by Thenmozhi Das. The title song was composed by the music director Vijay Antony and the background score was composed by C. Lakshmi as Vetri's mother and Shiva's stepmother.Deepa Nethran as Lakshmi, lecturer/Shiva's mother and Vetri's stepmother.Sridhar as Raghunath, college correpondent/Shiva and Vetri's father.Vaishali Radhakrishnan (Swetha) as Vaishali.Sathish Krishnan as himself (special appearance in the title song).Divya Vijaygopal as herself (special appearance).Ananth Vaidyanathan as himself (special appearance).Sivakumar (Pasanga Sivakumar) as Saravanan's father Suryakanth as MLA, Thangapandi's father.Thirumurugan Duraisamy as Thiru (Sullan).Lingeswaran (Black Pandi) as Thangappandi.Vishnu Vijay (Vishnu) as Ashokan 'Ashok'.Ramesh Thilak as Azhagesan alias Al Gates.Roopesh as himself (special appearance).Dev Anand as himself (special appearance).Shreekumar 'Shree' as himself (special appearance).Suryakanth as Pechiyammal's father and Pandi's uncle.Pattukkottai Sivanarayana Moorthy as Pulikesi's grandfather.Raviraj as Gabriel Arokyaraj, principal.Kamal Haasan (Kamal Bharathi) as Kamal Haasan, English teacher.Usha Elizabeth as Sri Ram's mother and Vignesh and Bhavya's step mother.Deepa Nethran as Vicky and Bhavya's mother and Sri Ram's step mother.Ravi'/(Jeeva Ravi) as Sri Ram, Vignesh and Bhavya's father Ligeswaran (Black Pandi) as Pandi (Black Pandi).Raghavendran Ravi as Pulikesi 'Puli'(Puli Gates/Sullan).Michael Thangadurai as Michael Varadharaj.Vignesh Kumar 'Vicky Krish' as Vignesh 'Vicky'.

Gowthami Vembunathan as herself (special appearance).

Swaminathan as Gaja/Aalaiyamani (Temple bell) (special appearance).

Nancy Jennifer as herself (special appearance).

Nisha Venkat as herself (special appearance).Divyadharshini 'DD' as herself (special appearance).Deepak Dinkar as himself (special appearance).Sivakarthikeyan as himself (special appearance).Suchithra as Kalavathi, Raghavi's sister.Theni Murugan as Murugan, Pachaiyappan's father.Rathnaraj as Kathiresan, police Inspector.Kousalya Senthamarai as Rajammal, Rajendran's mother.

Engineer Srinivasan as Rajendran's father.

Raviraj as Gabriel Arokyaraj, Joseph's father.

Naren (Aadukalam Naren) as Chidambaram, correspondent.

Rekha as Lakshmi, Raghaviand Sanghavi's mother.

Sabarna as a school student* Bhanu Chander as Rajendran, Raghavi and Sanghavi's father.

Sriram Chandrasekar (Gadam Kishan) as Ramakrishnan 'Kichcha'/(Kishan).

Raghavendran Ravi as Pulikesi (Puli Gates/Sullan).

Dinesh Prabhakaran 'Dinesh' as Rakesh 'Rocky'.

Vasudeva Krish Madhusudhan 'Madhu' as Pachaiyappan 'Pachai'.

Hariharan 'Hari' as Krishnamoorthy 'Krish'.

S.Sheva (actor) (Rishikesh) as Bala (Thala).

Kana kanum kalangal pachai