Kal Ho Naa Ho is a 2003 romantic drama film directed by Nikkhil Advani. The film features Jaya Bachchan, Shah Rukh Khan, Saif Ali Khan, and Preity Zinta as the lead characters, with Sushma Seth, Reema Lagoo, Lilette Dubey, and Delnaaz Paul in supporting roles. It narrates the story of Naina Catherine Kapur, a pessimistic and uptight MBA student. She falls in love with her neighbor Aman Mathur, a terminally-ill heart patient who tries to get Naina and her friend Rohit Patel to fall in love with each other since he does not wish to bring her the pain of his death by reciprocating her feelings.
The film was written by Karan Johar, who co-produced it with his father Yash Johar under their Dharma Productions banner. The dialogue was written by Niranjan Iyengar and Shankar–Ehsaan–Loy composed the score. Anil Mehta, Manish Malhotra, and Sharmishta Roy were the film’s cinematographer, costume designer, and art director. The film has several themes, including the depiction of non-resident Indians and homosexuality.