A series of murders is happening in the city. As the police fail to solve the case, a team of CBI Officers led by Sethurama Iyer step in to unravel the mystery and bring the culprits to justice.

Oru CBI Diary Kurippu is a 1988 crime thriller movie that follows a detective as he investigates a murder case involving a high-profile businessman. The detective uncovers a web of corruption, cover-ups, and deceit as he delves deeper into the case. Along the way, he faces challenges such as domestic violence and attempts to cover up the crime. With intense interrogations and a race against time, the detective must bring the real culprits to justice.

A hitman seeks revenge on a rival gangster after the death of his girlfriend. He becomes entangled in a dangerous game involving politicians, smugglers, and attempted murder. As the plot unfolds, he navigates through betrayal, kidnapping, and a sinister conspiracy.

A man tries desperately to change his fate after an astrology reading predicts the death of his fiancé.

Sethurama Iyer, a retired officer, is called back to investigate a high-profile murder case. With his keen observation skills and analytical mind, he sets out to unravel the truth behind the crime.

The film portrays an aggressive and belligerent police officer named Nariman who investigates a murder case for which an innocent man is falsely accused.

Irupatham Noottandu is a movie about a smuggler who uses an alias and gets involved in a gold smuggling operation. The movie features intense foot chases, thrilling rooftop scenes, and a courageous female reporter who uncovers the truth. With a bandage on his forehead and sunglasses as his disguise, the smuggler encounters police and navigates through airport settings. This action-packed drama keeps viewers on the edge of their seats.

Chef Nandagopal (Mohanlal), while publicly known as the chef of the popular Nandu's Food Court, is also 'Lokpal' (Peoples' Protector), who fights corruption. The film does a flashback to Nandagopal's backstory which involves "attempted murder, a juvenile home and unrequited love

Dhruvam is a 1993 action thriller movie set in a small village. The story revolves around justice, revenge, and the desire to bring criminals to justice. It explores the deep bond between brothers, the consequences of criminal actions, and the fight for justice in a corrupt system. The movie also touches upon themes of love, sacrifice, and loyalty as the protagonist seeks to avenge the death of his brother.

Parambathu Raju and Kaimal of Parvathipuram village always fight over various issues. When they get involved in the murder of a girl, two police officers are assigned to investigate the case.

Jagratha is a 1989 crime thriller movie that follows the investigation of a murder disguised as suicide. It revolves around a detective who unravels a scandal involving an actress, her illegitimate daughter, and an actor connected to a hitman. The detective delves into the case, uncovering an extramarital affair and conducting a thorough investigation.

Nerariyan CBI follows the story of an honest CBI officer named Sethurama Iyer as he investigates a murder mystery. The case involves a girl and unfolds with a series of thrilling twists and turns. Sethurama Iyer must navigate through a web of deceit and uncover the truth before it's too late.

In Moonnam Mura (1988), a group of police officers embark on a rescue mission to save kidnapped hostages held by a politician on a bus.

Viswam murders the people who brutally raped and killed his daughter. Now, he tries to reach out to Soorya Narayanan, a famous lawyer, whom he believes to be the only person capable of saving him.

The plot revolves around the wrong conviction of a business man and the efforts taken by the protagonist, a lawyer, to find the truth. The portrayal of the characters is similar in many ways to Malayalam cinema's investigative thrillers. The suspense is well maintained until the climax with little clue to the audience on the identity of the real culprit. The arguments in court were mostly inspired from 12 Angry Men (1957).

Airport is a 1993 Tamil action film directed by Joshi and written by S. N. Swamy. It features Sathyaraj in the main lead along with Gauthami pairing with him. It is a different type of movie with no songs. It received positive review from the critics

The story involves the life of Indian Air force officer (Group captain Eashwar) who engages himself into a project called "Red Alert" which involves the renovation of condemned Aircraft. He is 35 unmarried and interested in Research wing of Indian Air force. Eshwar is assisted by Wing Commander Zakir (Mukesh).

Raju (Skanda or Suraj), Winnie (Vani Kishore), Udhayan (Manikuttan) and Cherry (Ramesh Pisharody) who are close friends forms a music troupe. In the meantime, Raju starts an affair with a young girl named Jyothi (Ananya). But one day jyothi left hostel without telling anything to Raju. Winne's parents try to get her married off to a Police Officer named Aniyan (Jayasurya). Even though this marriage doesn't takes place, something drastic happens. They now has to face Aniyan, who confronts them as a police officer.

Oru Abhibhashakante Case Diary is a 1995 Malayalam movie about a lawyer who seeks justice for a teenage girl who was raped and murdered.

After a keenly fought election, MKR becomes the new chief minister. When the opponents hire a psychotic killer to assassinate him, Perumal, a crime branch officer, is assigned to stop him.