When Boney Kapoor started the film, he signed Hrithik Roshan in Aftab's role, but the latter opted out due to date issues of [Kaho Naa... Pyaar Hai (2000)], which became his debut film.
After Arshad exited the film, Boney Kapoor wanted Ajay Devgan. He had approached Ajay, but Sanjay insisted he wanted the role.
Sanjay Kapoor's comeback film after a long gap. He was with out work since 1999. He worked on a new hairstyle and worked on his body.
Esha Deol for a scene had to break a flower pot on Sanjay Kapoor's head the unit kept on encouraging her that you can do the scene easily as you are the daughter of He Man Dharmendra,Esha Deol in over excitement hit the flower pot very hardly on Sanjay Kapoor's head and he started bleeding badly.
Characters of Rajpal Yadav and Jaspa Bhatti were based on Amitabh Bachchan and Shahrukh Khan's character in Mohabaatein 2000.
Rossini's Overture to the Barber of Seville, which looks like the inspiration to Tonci Huljic's Victory, on which Rajesh Roshan based his Deewana tera hai from Koi mere dil se pooche
The opening drum beat of the song "Phek Hawa Mein Ek Chumma" from Ram Jaane is the same as the intro drum of Spirit of Rangeela from the movie Rangeela. It was later used in the intro of the song "Awaara Main Badal" in Koi Mere Dil Se Pooche. It also can be heard at 0:52 of the song "Hari Om Hari" by Usha Uthup from the album Usha Uthup Mega Mix. In the song "Mere Sanam" from Gupt at 0:05 , the same drum beat appears.
This was the second film Aftab signed after Mast. Aftab was with out work in those days. Boney Kapoor told Aftab that now that he signed Koi Mere Dil Se Pooche, other producers would come and sign him . This proved to be true.
Boney Kapoor had considered Sanjay Kapoor for the lead role. But he decided not to because Sanjay would have been to old opposite Esha in a romantic role.