Thegidi
A young detective is asked to keep an eye on a certain number of people and collect information on them. However, his subjects start dying mysteriously.
Starring Ashok Selvan, Janani Iyer, Jayaprakash, Kaali Venkat, Kavithalaya Krishnan, Pradeep Nair, Rajan, Sai Prashanth, Rekha Suresh, Shalu
Watch "Thegidi" on Amazon released in 2014. It's a crime and thriller movie, and has a rating of 7.6 out of 10 from Imdb which is usually fine for this kind of movie, and is currently only available for purchase or rent.