Satyanweshi Byomkesh is a 2019 Bengali detective thriller featuring the iconic sleuth, Byomkesh, played by Parambrata Chatterjee. The film, directed by Sayantan Ghosal, produced by Greentouch Entertainment and bankrolled by Shyam Sundar Dey and Tanmoy Banerjee, is based on the Magna Mainak story by Saradindu Bandhopadhyay.[1][2] The film released on 2 October 2019.[3]