[1] It stars Dev Anand, Sharmila Tagore, Pran, Sujit Kumar, Johnny Walker in pivotal roles, with music by S. D. Burman.

[2] India is worried about its north eastern residents who are cut off from the mainland and are generally backward, illiterate and under developed.

The government appoints special officer-cum-civil engineer Vijay to construct a bridge over a river next to the tribal village of Ding in the north eastern part of India.

Ding is ruled by the cruel and autocratic Deng Do Rani and his henchmen Haku, Teju and trusted fighter Soo Reni.

Deng Do Rani sends others to kill the band captured, and the Indian Officers under the leadership of Vijay fight bravely to protect them.