Wikipedia
Yathra
Yathra ( Malayalam: യാത്ര, meaning The Journey) is a 1985 Malayalam film directed by Balu Mahendra, and starring Mammootty and Shobana. It is a remake of the 1982 Telugu film Nireekshana, directed by Balu Mahendra himself, and starring Bhanu Chander and Archana. It's the highest grosser of the language during the year and broke all the existing records.
The film tells a fictional story, but built upon the human rights violations by the Police and the prison authorities in India during the nationwide emergency of 1975-1977, when the fundamental rights of the citizens were suspended. The movie is an adaptation of the 1977 Japanese classic "The Yellow Handkerchief". The story had the shades of Rambo-1 by Sylvester Stallone.