The first part of the plot is identical to the story of Torna a settembre (1961) (Dir: Robert Mulligan), where the caretaker turns the bungalow into a resort.
Hollywood movie Come September was remade as Kashmir Ki Kali,Mere Sanam and Ek Baar Kaho.
Narendra Bedi wrote the story of Mere Sanam, at that time he was an assistant director. Later he became director and made many films like Bandhan, Rafoo Chaker, Adalaat, Be Naam, Sanam Teri Kasam Taqaat etc.
Director Amar Kumar's only huge successful film.
The film was remembered for its memorable songs which also benefited it's box office performance.