R Madhavan’s directorial debut, Rocketry: The Nambi Effect, has been creating a buzz since its World Premiere at the coveted 75th Cannes Film Festival. The film, which he also wrote and stars in traces the life of Narayanan, renowned for developing the Vikas Engine – one of the most efficient, liquid fuel engines in the world today that continues to be a workhorse at The Indian Space Research Organization (ISRO) in almost every launch with the unique distinction of never having failed – the former ISRO scientist and aerospace engineer was inevitably embroiled in a spy scandal. The actor-turned-director has