Ghosh made his directorial debut in 2003 with Jhankaar Beats which was a tribute to R. D. Burman. His next ventures Home Delivery and Aladin did not achieve box office success. His 2012 release Kahaani, featuring Vidya Balan in lead role, has gained both commercial success and critical acclaim. He is was to start his acting career portraying the role of Bengali sleuth Byomkesh Bakshi in a film to be directed by Rituparno Ghosh, as of December 2012. It is unknown to many that in reality he has written the tagline "Korbo Lorbo Jeetbo Re" for the IPL Team Kolkata Knight Riders.