The movie consists of two Feluda stories by Satyajit Ray, Samaddar-er-Chabi and Golokdham Rahashya, shown on either half of the film. It was a tribute to the 50-year anniversary of Feluda and a sequel to Royal Bengal Rahashya (2011).
Feluda
Topshe
Manimohan Samaddar
Subir Dutta
Dharanidhar Samadder / Surajit Dasgupta
Ranajit Bandyopadhyay
Nihar Ranjan Dutta
Abani Sen
Dastur
Sukhwani
Sidhu Jetha
Dr. Chintamoni Basu
Student at library