'Kadak Singh' starring Pankaj Tripathi has been creating all the right buzz. The trailer was recently launched at the 54th International Film Festival of India (IFFI), under the ‘Gala Premiere’ category. Directed by National Award-winning director Aniruddha Roy Chowdhury, Tripathi is playing Kadak Singh/AK Shrivastava, who is a Joint Director at the Department of Financial Crimes struggling with retrograde amnesia.