Directed by Mani Ratnam, "Dil Se" was a love story set against the backdrop of insurgency in North East.
"The one u love the most is sometimes not loved by most... But the love doesn't change. My favourite. #18yearsofdilse," Shah Rukh captioned the short video, which shows him saying a romantic dialogue and concluding it with a "thank you" to everyone for the film.
"Dil Se" is counted among 50-year-old Shah Rukh's best works till date.
Preity, 41, also shared her feelings about the film from where "it all started" for her.
"#18yearsofdilse Thank you @iamsrk @mkoirala & #Manisir 4my journey from Criminal psychology to movies. #destiny. #18yearsof_???_?? ?? This is how it all started (sic)," she posted.
The film's writer and one of the producers, Shekhar Kapur, tweeted, "Not that I did much to help, but Mani Ratnam was kind enough to keep my name as producer. Proud of #18YearsOfDilSe @iamsrk @arrahman.
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