Kadal is an upcoming Tamil romantic thriller movie directed and co-produced by Mani Ratnam. Kadal means sea lead roles are from debutantes Gautham Karthik,and Thulasi Nair, The music and background score for the film is done by A. R. Rahman. The film is about the life of fishermen who instil the fact that how faith can sometimes lead to the triumph of humanity. Directed by Mani Ratnam Produced by A. Manohar Prasad Mani Ratnam Written by Jeyamohan Screenplay by Mani Ratnam Jeyamohan Stor