Rocketry: The Nambi Effect is based on the life of ISRO scientist Nambi Narayanan and R Madhavan will be seen playing the titular role. The upcoming film is produced under the banners of Tricolour Films and Varghese Moolan Pictures. 🎥 Rocketry – The Nambi Effect: R Madhavan Shares New Patriotic Poster of the Film Ahead of Its Theatrical Release!.