The film stars Sri Natarajan, Mysskin, and Shaji Chen in lead roles, with the score composed by Ilaiyaraaja.
Filming took place from 11 March 2013, with the entire movie shot in and around Chennai city. The film had no heroine and no songs.
The plot follows a man who collapses on the side of a road with a gunshot wound, where he is left to fend for himself by passersby until Chandru, a medical student, intervenes and saves his life through surgery.
Onaayum Aattukkuttiyum was released on 27 September 2013 and received universal acclaim, acquiring cult status in Tamil cinema and inspiring similar themes.
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