Best-known for portraying the lead antagonist, Krishnendu Sengupta, in Bojhena Se Bojhena, Koushik Roy is an Indian film and television actor, working steadily in Bengali entertainment industry. He has played supporting roles in quite a number of TV serials, including Josh (2011-2012), Bodhu Kon Alo Laaglo Chokhe (2012-2014), Ishti Kutum (2014-2015), Dadagiri Unlimited (2015), Bojhena Se Bojhena (2013-2015), Punyi Pukur (2015-2017), Kusum Dola (2018), and Fagun Bou (2018). His film credits include Bojhena Shey Bojhena (2012), Goynar Bakshyo (2013), Proloy (2013), Bakita Byaktigato (2013), Teen Patti (2014), Ichchhemotir Gappo (2015), and Bhagshesh (2018).