Ahead of Oru Kattil Oru Muri's release on October 4, the makers have unveiled the trailer of the film. The film features Hakkim Shah, Poornima Indrajith, and Priyamvada Krishnan in the lead roles. It is directed by Shanavas K Bavakutty, who previously helmed Kismat (2016) and Thottappan (2019).  

Oru Kattil Oru Muri's trailer opens with Raghunath Paleri describing a certain lady's golden heart to Hakkim. This lady, named Tripura Sundari, is portrayed by Poornima. We are then introduced to Priyamvada as she interacts with Poornima. The trailer promises to be a gripping thriller, laced with action, centred around these key characters.

Oru Kattil Oru Muri also stars Shammy Thilakan, Vijayaraghavan, Jaffer Idukki, Ganapathi, Janardanan, Swathi Das Prabhu, Prashant Murali, Vijay Kumar, Jibin Gopinath, Manohari Joy, Thushara Pillai, and Harishankar in prominent roles. The film is penned by Raghunath Paleri, who is making a comeback to screenwriting after a hiatus of more than a decade. It has cinematography by Eldhose George, editing by Manoj, and music by Ankit Menon and Varkey. Oru Kattil Oru Muri is backed by Saptha Tharang Creations Pvt Ltd in association with Vikramadithyan Films.