In an interview Rajkummar Rao said that this movie is Hansal Mehta's and his biggest and most important project.
Fourth collaboration between Rajkummar Rao and Hansal Mehta after Shahid (2012), CityLights (2014) & Aligarh (2015).
A scene where Omar's car was searched by the Delhi Police, this was the only mistake made by Omar.
The movie's idea started from 2005, but due to financial reasons the project was postponed.
In the cosa nostra or Italian mafia; Omertà a code of silence about criminal activity and a refusal to give evidence to the police.