Humsaya (Neighbour) is a 1968 Hindi romantic spy thriller film produced and directed by Joy Mukherjee.

[2] The music direction was by O. P. Nayyar with lyrics by Shevan Rizvi, S. H. Bihari and Hasrat Jaipuri.

Professor Tao Ki Chen, a Chinese spy, having framed Shyam for the murder, plays up to him and takes him to a shack near the India-China border.

Lin's wife Sin Tan comes to India with a Chinese Delegation brought by Chen, which leads to misunderstandings due to Shyam's girlfriend Reena being present.

Songs were an important factor in Joy Mukherjee's films as an actor being a success at the box office.