The teaser for the upcoming thriller 'Raman Raghav 2.0' was released on Friday. Directed by Anurag Kashyap, the film stars Nawazuddin Siddiqui as the titular character and Vicky Kaushal as a cop. Based on the serial killer Raman Raghav and his murder spree in Mumbai in the 1960s, the film is scheduled to release on June 24.