Papanasam is a 2015 Indian Tamil-language crime thriller film directed by Jeethu Joseph, a remake of his 2013 Malayalam film Drishyam, which starred Mohanlal. The film was jointly produced by Suresh Balaje and Rajkumar Sethupathi. It stars Kamal Haasan and Gautami, with Esther Anil, Asha Sarath and Roshan Basheer reprising their roles from the original film. Kalabhavan Mani, Nivetha Thomas and M. S. Bhaskar appear in supporting roles.

Jeethu Joseph is an Indian film director, screenwriter, and producer who predominantly works in Malayalam cinema. He has also worked in a few Tamil, Telugu and Hindi films. Jeethu made his directional debut with the 2007 police procedural, Detective. He is best known for creating the Drishyam franchise. Drishyam became the highest-grossing Malayalam film ever, at its time of release. It was the first Malayalam film to cross the ₹50 crore mark, at the box office. Drishyam 2 was released directly through Amazon Prime Video, due to the COVID-19 pandemic. Like the prequel, it was highly acclaimed and appreciated, worldwide.