Malayalam Megastar Mammootty is set to greenlit a new project, which is the fifth installment of his CBI Diary Kurippu series. Mammotty will be playing ‘Sethurama Iyer’ who remains a favorite for movie lovers. Written by SN Swami and directed by K Madhu, the film will also feature Soubin Shahir, Mukesh, Asha Sarath, and Renji Panicker. Most likely, the film's shoot will begin in August. The first part of the series released in 1988. The film unit will make an official announcement on the same soon.