Shatrughan Sinha's home production.
Mazhar Khan came up to Shatrughan Sinha and insisted he be a part of the film. Shatrughan stated it would be impossible because the casting was all done. Mazhar refused to take no as answer. Mazhar loved the subject and was determined to do the film. Shatrughan then gave him a a small role in the film. This is when Om Puri was having date problems . The dates given to Kalka were clashing with a Shyam Benegal film. Om opted out of Kalka. This is when Shatrughan gave Mazhar Om Puri's role.
The film was a box office disaster. But Shatrughan kept bragging about the film saying his people in the state of Bihar loved the film.
The industry kept speculating why Shatrughan had not signed Anil Dhawan for a role in the film. Anil was Shatrughan's friend and needed work. Shatrughan stated there was no role suitable for Anil Dhawan in the film.
It was during the film Shatrughan got sick and Reena Roy flew down to nurse him back to health. This is when he restarted his affair with Reena Roy.