Ek Nai Paheli (transl. A New Riddle) is a 1984 Hindi-language film directed by K. Balachander, starring Raaj Kumar, Hema Malini, Kamal Haasan, Padmini Kohlapure in the lead roles. It is a remake of the Tamil film Apoorva Raagangal by the same director.^[1]

This article needs an improved plot summary. (March 2022)

Upendranath, a widower, lives a wealthy life. His son Sandeep is a headstrong and stubborn young man. Sandeep leaves his dad's house to make his own life.

He meets a beautiful older woman Bhairavi who is a singer. Love develops between Bhairavi and Sandeep and they plan to marry. Avinash, Bhairavi's long lost boyfriend and father of her teenage daughter Kajri's arrival creates more conflicts. Kajri lives with the much older Upendranath and they plan to marry as well.

What is the fate of Bhairavi and Sandeep, Upendranath and Kajri? Can a man become his own son's son-in-law? And a woman, her own daughter's daughter-in-law?

• Raaj Kumar as Upendranath
• Hema Malini as Bhairavi
• Kamal Haasan as Sandeep
• Padmini Kolhapure as Kajri
• Suresh Oberoi as Avinash
• Mehmood as Dr. Suri
• Asha Sachdev as Jeet Kumari
• Rakesh Bedi as Guest Appearance
• Johnny Lever as Guest Appearance

The music was composed by Laxmikant–Pyarelal.^[2]