He went on to collaborate with Ramanand Sagar, Rajender Singh Bedi, Kaifi Azmi and other stalwarts of the film industry.
He wrote the story and dialogues of all JP Dutta's films, including 'Ghulami', 'Hathyar', 'Border', 'Refugee' and 'Umrao Jaan' which was his last film. He was working on the sequel to JP Dutta's superhit film 'Border'.