Although an accomplished violinist himself, Pyarelal did not play the violin solo in this song due to his busy schedule. This iconic violin solo was played by Jerry Fernandes.[1]
Although Nanda appeared in just a short cameo in the film, this popular song she featured in gained her a lot of attention. Interestingly, Nanda wasn't the first choice for the role. Manoj Kumar had first approached Sharmila Tagore and Smita Patil - who was a newscaster at Doordarshan at the time - and had turned to Nanda only when they had declined.[MR10]