Sannata is a 1981 Bollywood

Bollywood

Bollywood is the informal term popularly used for the Hindi-language film industry based in Mumbai , Maharashtra, India. The term is often incorrectly used to refer to the whole of Indian cinema; it is only a part of the total Indian film industry, which includes other production centers producing...

 horror film

Horror film

Horror films seek to elicit a negative emotional reaction from viewers by playing on the audience's most primal fears. They often feature scenes that startle the viewer through the means of macabre and the supernatural, thus frequently overlapping with the fantasy and science fiction genres...

directed by Shyam Ramsay & Tulsi Ramsay.

The film had music composed by Rajesh Roshan & cast included Deepak Parasher, Sarika, Bharat Kapoor, Lalita Pawar, Helen,Mehmood, Jayshree T, Shobhna & others. The plot revolved around a series of murders taking place on a hill station & the lead pair trying to solve the mystery.