Rishi Kapoor was the 5th member of the Kapoor family that Dilip Kumar has worked with. He worked with Raj in Andaz, Shammi in Vidhaata, Shashi in Kranti and Prithviraj in Mughal-E-Azam. He has worked with each of them only once.
The speciality of this 1984 released film is, it has Legends from the golden era like, Ashok Kumar, Dilip Kumar, Pradeep Kumar, Pran and Saira Banu. Saira Banu had already retired but after 10 years she did a special appereance with her husband. Dilip Kumar and Saira Banu appeared together in a film for the last time and Lata Mangeshkar sang a beatiful song for Saira, 'teri meri zindagi, pyar bhari zindagi......' then also Rishi Kapoor, Amrita Singh, Om Puri, Kulbhushan Kharbanda, Prem Chopra and Amrish Puri, were also in this film, the credit goes to Yash Johar, Ramesh Talwar, Javed Akhtar, R.D.Burman and Jal Mistry for this masterpiece.
The last time Lata Mangeshkar sang for Saira Banu for Duniya. The lovely song was Teri Meri Zindagi.......
Rishi Kapoor's only film with Dilip Kumar. The latter worked with his father Raj Kapoor in Andaz in 1949, released 35 years before Duniya.
After about 5-6 years Saira Banoo made comeback as special appearance in this movie opposite her husband Dilip Kumar. They came together in Duniya after Bairaag. Duniya was last appearance of Saira Banoo in movies.