It is now no secret that Sandip Ray is adapting Satyajit Rat's Professor Shonku for the silver screen for the first time. Titled Professor Shanku O El Dorado, the film is based on Ray's sci-fi story Nokur Babu O El Dorado. Veteran actor Dhritiman Chatterjee will essay the role of Professor Shonku. The first look of Dhritiman as the old scientist is out and the fans can't stop noticing how he looks exactly like the Shanku from the book. Subhashish Mukherjee will be playing Nakur Babu in the movie. The team has selected him seeing the similarities between his features and the sketches done by Satyajit Ray. The film has been shot in the jungle of Amazon. Professor Shonku O El Dorado will be out in Christmas 2019.