
Alert(2025)
In Chennai, four boys are mysteriously murdered, while several young women die in similar road accidents. A newly appointed female officer begins investigating the cases. During the inquiry, a shocking connection surfaces when the inspector meets the doctor conducting the post-mortems. What links the murders and accidents? Why is the inspector startled by the doctor? And who is behind these deaths—and why?
Quick Facts
- Theatrical Release
- 23 May 2025
- Director
- Ravi Subramaniam
- Language
- Tamil
- Runtime
- 2h
Storyline
In Chennai, a series of murders and suspicious road accidents target young people. A new female officer investigates and discovers a shocking link between the cases when she meets the doctor performing the autopsies. The mystery centers on who is responsible and the startling connection between the officer and the doctor.
“A city's deadly secrets connect in the morgue.”
Film Details
Parental Guide
Vibe & Tags
Cast & Crew


Trivia
- The film's director, Ravi Subramaniam, previously worked as an assistant director on several acclaimed Tamil thrillers before making his directorial debut with this movie.
- The character of the female officer was reportedly written specifically for a leading actress known for strong roles, though the final casting was not publicly announced before filming.
- Parts of the movie were shot in lesser-known neighborhoods of Chennai to capture a more authentic, gritty atmosphere for the crime scenes.
- The plot involving mysterious road accidents is said to draw inspiration from real-life unsolved cases reported in Tamil Nadu over the past decade.
- The film's working title was 'Signal', but it was changed to 'Alert' to better reflect the thriller's urgent and suspenseful tone.
- A notable technical crew member, known for their work in sound design for South Indian thrillers, joined the project to enhance the film's tense audio landscape.
- The production schedule was planned to avoid the monsoon season in Chennai to prevent delays in filming key outdoor accident sequences.