The ghats used in shooting were not the original ghats where these rituals happen but were some virgin ghats which were modified to represent the original ghats of Varanasi.
Neeraj Ghaywan was assistant director of Anurag Kashyap in Gangs of Wasseypur. He planned the story of Masaan in 2012 and wanted Anurag to produce it. But due to tight schedule, Anurag couldn't but promised Neeraj to produce the film in future. He kept his promise. You could see Phantom film as the co-producer when the film starts.
Manoj Bajpayee and Rajkumar Rao were approached for the film but it did not work out.
Sanjay Mishra stayed on banks of a river Ganga in a small river away from the films unit. And would travel by boat to the shooting location.
Film was dedicated to Sanjay Mishra's father.