Otha Seruppu Size 7

Oththa Seruppu Size 7, simply known as Oththa Seruppu, is a 2019 Indian Tamil-language thriller film produced, written and directed by R. Parthiban under the banner Bioscope Film Framers. The film stars Parthiban himself as the only character. The background score for the film is composed by C. Sathya and the film has only one song, which is composed by Santhosh Narayanan. The film entered the Asia Book of Records and India Book of Records for having a single person writing, directing, solo acting and producing a film. It was the third South Indian film to feature a single actor after The Guard and Shanti.

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