fights Lakshman and Ram, overpowering and killing the brothers. While Sanjay drives Chitra back to her dormitory, he stops at a crossing to let young children cross the road. A young girl smiles at him, and he smiles back at her. Cast Suriya as Sanjay Ramaswamy, a rich businessman; the chairman of a mobile phone company, Air Voice; who later suffers from short-term memory loss after a tragic incident caused by Ram and Lakshman, being solely motivated, thus, to kill him and his cohorts. Asin as Kalpana, a model who gains publicity by falsely proclaiming herself to be the girlfriend of Sanjay Ramaswamy, but soon becomes his love interest, later getting killed by Lakshman. Nayanthara as Chitra, a medical student, who tries to study the case of Sanjay Ramaswamy and his amnesiac problem, even though she is forbidden to do so Pradeep Rawat in a dual role as Ram and Lakshman, the main antagonists and leaders of a human trafficking network. A gang honcho and the mastermind of many illegal and criminal ventures who is targeted by Sanjay Riyaz Khan as Inspector Ravibarnaboss, who is investigating the murders by Sanjay Manobala as the owner of the advertising film where Kalpana worked Sathyan as a person whom Kalpana asks to impersonate as Sanjay for a function Raneeshkumar Ramanathan as a college professor Venba Pondy Ravi as a bus conductor Karate Raja as Lakshman's henchman Production The film was initially announced as Mirattal in January 2004 with Ajith Kumar and Jyothika, but later got shelved.In March 2004 NIC Arts came to produce the same story as film with Ajith Kumar and Jyothika was replaced by Asin Thottumkal. They started with a photo shoot with the lead stars. Yuvan Shankar Raja was then signed as the music director. However the project fell through and negotiations with Madhavan also collapsed. In November 2004, it was announced that the project was revived by Salem Chandrasekhar and that Suriya would portray the leading role. Suriya subsequently had to tonsure his head for the film before production, with Asin retaining her role while Shriya Saran and Prakash Raj were selected to play other roles in the film. Murugadoss said that he had narrated the script to 12 actors but none of them agreed, Suriya was the 13th actor. It was revealed that Asin would play the role of Kalpana, with the name being inspired by the late