C/O Sir ("Care Of Sir") is a 2013 Indian Bengali romantic thriller film directed by Kaushik Ganguly and produced by Jaspreet Kaur. The film tells story of a blind school teacher's life and his struggle to prevent the school being sold. The lead character is played by Saswata Chatterjee. Cast:Saswata Chatterjee as Jayabrata Roy Raima Sen as Susmita Gupta Sabyasachi Chakraborty as the Headmaster in Jayabrata's school Indraneil Sengupta as Ranabir, Jayabrata's school friend Sudipta Chakraborty as Meghna Chatterjee, Jayabrata's colleague Kaushik Ganguly