Mathilukal (transl. Walls) is a 1989 Indian Malayalam-language film written, directed and produced by Adoor Gopalakrishnan based on the autobiographical novel of the same name by Vaikom Muhammad Basheer. The film focusses on the prison life of Vaikom Muhammad Basheer and the love between him and Narayany, a female inmate of the prison, who remains unseen throughout the film. Mammootty plays the role of Vaikom Muhammad Basheer while K. P. A. C. Lalitha gives voice to Narayani. The film was screened at the Venice Film Festival, it won four awards at the National Film Awards in 1990.
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