Anusandhan (transl. The Search) is a 2021 Indian Bengali-language psychological thriller film directed by Kamaleshwar Mukherjee for Bigscreen Films Limited. Starring Saswata Chatterjee, Churni Ganguly and Joydeep Mukherjee, the film is an adaptation of a play directed by Kamaleswar himself. The movie is an adaptation of the 1956 novel A Dangerous Game by Friedrich Dürrenmatt which has earlier been adapted in Marathi as Shantata! Court Chalu Aahe (1971), in Kannada as Male Nilluvavarege (2015) and in Hindi as Chehre (2021). The film was released theatrically on 3 December 2021.