The start of the movie was reminiscent of credits rolling at the beginning of Bond movies, with silhouettes of women dancing.
Raveena Tandon was the first choice for the role of Sheetal Choudhry opposite Bobby Deol. Later she was replaced by Manisha Koirala.
Raveena Tandon made exclusive photo shoots for the movie when it was in the early production stages. It was later featured as the teaser promotional poster showing Raveena and Bobby Deol.
Gupt had a huge casting of villains as all Rajiv Rai films have.
The song ' Gupt Gupt' was sampled from the English song ' Deep Forest ' by the group Deep Forest.
The music used as background music in the scene where Om Puri raids the brothel was used once again in a song called ' Boom' in Rajiv Rai's Asambhav.
At one point, Karishma Kapoor was approached for Manisha Koirala's role. But things did not work out.
The beginning of the song ' Gupt' was sampled from ' Tubar Bells' by Mike Oldfeild.
Gulshan Rai and Rajiv Rai's last hit made under Trimurti Films.
The song 'Duniya Haseeno Ka Mela' was sampled from the song ' Matsuri' by Japanese composer Kitaro.
When Rajiv Rai was penning the script, he wrote it with either Akshay Kumar or Sunny Deol in mind to take up the lead role.
The song 'Black Rain' by Prana & Amanite FX is used during Bobby Deol's time in jail
Rajiv Rai was to start shooting in January 1996. But the schedule was delayed due to Bobby Deol breaking his leg.
The song ' Greenflow' by Subcouds was sampled and used as background music in several scenes.
Amrish Puri was also approached for the film
The song 'V' or 'V 2' (The Incredible Journey Mix) by Anjuna, is used for Tej Sapru's entry scene in the jail. The song is available in the album 'UK Space Techno Vol. II'
Manisha Koirala was first offered Kajol's role Nisha, but Manisha declined the part & opted for another role.
Despite having his own music label Trimuti Sounds, Rajiv sold Gupt's music rights to TIPS for a massive amount.
Benny lll vs DJ Hatcha song ' Highland Spring' sampled the song ' Yeh Pyar Kya Hain'.
The plot is inspired by author Louis Thomas's 1967 English novel 'Good Children Don't Kill.' The same novel was also the source for the 1975 movie 'Khel Khel Mein' ft. Rishi Kapoor.
Fire Breathers - Extreme was used during the scene where Bobby Deol beats up Tej Sapru. It was later recreated for the song Boom in the film Asambhav.
The yelling sound in the intro of the song 'Gupt' song was taken from the song 'No Problem' from the Tamil film Love Birds, starring Prabhu Deva .
There was an album released titled 'Beyond Gupt- 10000 Watts Remix by Viju Shah'
The opening drumbeat in 'Phek Hawa Mein Ek Chumma' from Ram Jaane is the same as the intro drums of Spirit of Rangeela from the movie Rangeela.
The music at 2:40 in the song 'Yeh Pyaar Kya Hain Kisi Ne Na Jaana' was sampled from the song 'Jo Bhi Kiya Humne Kiya' at 0:29 from the album Usha Uthup Mega Mix by Usha Uthup.
The intro music of Mere Sanam was sampled from the song 'Haal Hain Janab Aap Ka' at 0:17 from the album Usha Uthup Mega Mix by Usha Uthup.
The music at 0:12 from the song 'Mere Sanam' was sampled from the song 'One Two Cha Cha Cha' at 0:21 from the album Usha Uthup Mega Mix.
Mere Khwabon Mein Tu had a remix in the album Club Spice New York by Magic Mike. This was in 2000.
The first movie in which Kajol plays a villain.
The film seems borrowed plots from the Hollywood film The Shawshank Redemption (1994), wherein the protagonist escapes from the prison after getting help in form of information and tools from a friend
Gupt was the fourth-highest grossing of the year after Border, Dil To Pagal Hai, and Pardes
Kajol became the first actress in the history of the Filmfare Awards to win Best Villain.
Gupt, made at a budget of 9 crores, made 33 crores at the BO.
Here are a few more memorable snapshots from the movie...