Ottran is a 2003 Indian Tamil-language spy thriller film directed by Ilankannan in his debut.
The film stars Arjun and Simran, with Manorama, Vadivelu, Tejashree, and Sarath Babu playing supporting roles.
The score and soundtrack were composed by Pravin Mani.
Released on 24 October 2003, the film was a success.
Karthik, an upright RAW agent, is on the trail of an anti-national group. He lives in a palatial house with his mother in New Delhi. The police in Chennai nab Ali, a terrorist behind the Parliament and temple attack.
Sudha and Shiva are the children of Manikkavel IPS, IG-Prisons, who is in charge of bringing Ali to court. Ali's people kidnap Sudha and blackmails her brother to bring home three terrorists and give them shelter.
Karthik saves Sudha from the terrorist and comes to Chennai to uncover the plot.