Passenger is a 2009 Indian Malayalam-language conspiracy thriller film written and directed by debutant Ranjith Sankar and starring Sreenivasan, Dileep, Mamta Mohandas, Jagathy Sreekumar and Nedumudi Venu in major roles.

A private company has been awarded rights to mine nuclear fuel from the coast in Maranchara by Home Minister Thomas Chacko.

There is a political sex scandal and a legal battle within which Minister Chacko, Nandhan Menon, Anuradha Nandan and Thankamma (a local leader) are involved.

The plot takes a turn when Anuradha obtains a video clip of the minister collaborating with police and corporates.

Unlike normal bystanders, he and Driver Nair decide to join the couple in the fight to save the people of Maranchara, Nandhan Menon and Anuradha.

Sathyanathan catches the passenger train and reaches the location, pulls the chain and gets down and seen Nandhan and takes him to the hospital.

Later that night, he reaches home and switches on the TV in which he see the interview with Mr. and Mrs Nandhan Menon thanking him, the person unknown to them.