Sunil Dutt, Sanjay Dutt's father played one of the lead protagonists in the film by the name name - Gumrah (1963) that released exactly 30 years before this Gumrah (1963).
Sanjay Dutt is imprisoned and kept in Hong Kong jail for scene where he says that Bombay Jails are better than this.The movie was actually released in those days when he was arrested for the first time in 1993 blast case and kept in Bombay jail.