This was the last film of Hrishikesh Mukherjee with Amitabh Bachchan together.
remake of Uttam Kumar's Bengali classic Ami Se O Shakha (1975), which was also based on the Bengali story of the same name by Ashutosh Mukherjee.
Some scenes of Bemisal were shot in Kashmir valley like in Sonmarg, Pahalgam. Bemisal was one of the last films to be shot in Kashmir before the advent of militancy.
"Ek Roz Main Tadap Kar" had a cover version in the song "Ah Rose" by Ravi B.
Before the release of this film, Sheetal who had a vampish role that offered her a brief romance with Amitabh, had claimed that she was the main heroine for some cheap publicity. This upset Rakhee Gulzar as she knew this was a lie. Sheetal reasoned that Rakhee was opposite Vinod Mehra and Amitabh was opposite her.