![](https://image.tmdb.org/t/p/w500/fPfzd4jh1X7IAPA2gbrnTZl6NrM.jpg)
The CBI film series
The CBI film series is a series of four Malayalam films directed by K. Madhu and written by S. N. Swami featuring Mammootty as Sethurama Iyer, a Central Bureau of Investigation (CBI) officer. The series started off in 1988 with the block buster Oru CBI Diary Kurippu. The films depicts a team of CBI officers led by Sethurama Iyer investigating into a murder case.
Movies
Oru CBI Diary Kurippu
(1988)
Jagratha
(1989)
Sethurama Iyer CBI
(2004)
Nerariyan CBI
(2005)
CBI 5: The Brain
(2022)