Sabyasachi Chakraborty. Sabyasachi Chakraborty was 55 in Royal Bengal Rahasya as 'Feluda'.
Shaheb Bhattacherjee. Shaheb Bhattacherjee was 26 in Royal Bengal Rahasya as 'Topshe'.
Bibhu Bhattacharya. Bibhu Bhattacharya was >> in Royal Bengal Rahasya as 'Lalmohan Ganguly / Jatayu'.
Basudeb Mukherji. Basudeb Mukherji was >> in Royal Bengal Rahasya as 'Mahitosh Singha Roy'.
Paran Banerjee. Paran Banerjee was >> in Royal Bengal Rahasya as 'Debotosh Singha Roy'.
Biplab Chatterjee. Biplab Chatterjee was 65 in Royal Bengal Rahasya as 'Police Inspector'.
Debesh Roy Chowdhury. Debesh Roy Chowdhury was >> in Royal Bengal Rahasya as 'Sasanka Sanyal'.
Bhaswar Chatterjee. Bhaswar Chatterjee was 36 in Royal Bengal Rahasya as 'Tarit Sengupta'.
Sanjib Sarkar. Sanjib Sarkar was >> in Royal Bengal Rahasya as 'Madhablal'.
Udayshankar Pal. Udayshankar Pal was >> in Royal Bengal Rahasya 
Sandip Ray. Sandip Ray was 58 in Royal Bengal Rahasya as 'Director, Screenplay, Music'
Shrikant Mohta. Shrikant Mohta was >> in Royal Bengal Rahasya as 'Producer'
Satyajit Ray. Satyajit Ray would have been no older than 70 in Royal Bengal Rahasya as 'Novel'Manik Bhattacharya. Manik Bhattacharya was >> in Royal Bengal Rahasya as 'Art Direction'
Mahendra Soni