Aamir Khan was originally given the role of Prem, but he refused to act in the movie, because he didn't find the script appealing. Salman Khan who was going through a bad career phase was then signed. The movies massive success, revived Salman Khan's career, which was originally doomed with successive flops.
It was the first Hindi film to gross over INR 1 billion.
Filmmaker Karan Johar named it as the one film that changed his life. He said, "After seeing Hum Aapke Hain Koun..! I realized Indian cinema is about values, tradition, subtlety, romance. There is so much soul in it."
Adjusted for inflation, this is one of the highest grossing Bollywood movie of all time, with collections upto 134 cr, which today would equal to approximately 700 crore.
HAHK was a trend setter for non-violent and NRI based films.