Filmmaker TJ Gnanavel talks to Sudhir Srinivasan about his latest film Vettaiyan, starring Rajinikanth and Amitabh Bachchan, among others. They talk about the film's portrayal of extrajudicial killings, its use of music and action within the context of its story, the challenges of catering to Rajinikanth fans while not compromising on storytelling, adding to the legacy of earlier Pa Ranjith directorials, and more.