Feroz Khan's first "A" grade solo hero color movie. Aag was also a hit at the box office.
A rare time Feroz Khan acted with everyone in the film.
There is a horse racing scene involving Feroz Khan in Aag. Feroz Khan would later show a horse race in Janbaaz. In real life Feroz Khan would put his prize horses in races.
Feroz Khan disguised himself as a old beggar in Aag and Mela.
In the movie Aag,Feroz Khan says a dialogue to Shyama "Mujhe dharmatma bane ka koi khwaish nahin". 8 years later Feroz made a film titled "Dharmatma".