Pratidwandi is a 2020 Bengali-language Crime Thriller motion picture written by Sunil Gangopadhyay and directed by Satyajit Ray and produced by Priya Films. Pratidwandi features Dhritiman Chatterjee, Debraj Ray, Krishna Bose, Indira Devi, Kalyan Chowdhury, Joysree Roy and Sirshaa Rakshit. The screenplay is written by Satyajit Ray. The music was composed by Satyajit Ray. The movie has a running time of 110 min. It was released on 1st January 2021.