Best Tamil Action Movies of 2006
Ranked by IMDb rating — 14 Tamil action films released in 2006.

Madrasi
A man is hunting down his parents' assassins and befriends another convict, who is helping him in this mission. But destiny turns them against each other when they find out that they work for each other's rivals.

Chithiram Pesuthadi
A henchman who is loyal to his boss falls in love with a woman who changes his views on life and decides to mend his violent ways.

Vattaram
A chauffeur is framed by a businessman's henchman; unable to bear the humiliation, the man kills himself. His son grows up on the mean streets as a gun dealer, waiting for an opportunity to exact revenge.

Idhaya Thirudan
A young woman posts her pictures online and emails them to a fictitious address; to her surprise, a person actually exists at the address. They meet and eventually fall in love, but a police officer poses trouble because he is interested in the girl.

Thalaimagan
An honest journalist battles corruption in the local police force and government. This film marked Sarath Kumar's directorial debut and for whom the film was also his 100th starrer.

Thirupathi
A doctor's dereliction of duties at a hospital leads to the death of a pregnant woman, prompting her brother's vengeance.

Dishyum
The movie is all about an affair between a stuntman and a student who pursues courses on arts and sculpture. A case of persons of two different thoughts and two extremes coming together.

Thalai Nagaram
This story is a tale of a man who sacrifices his life to kick out gangsters ruining others lives. It also stars Vadivelu, Prakash Raj and Bose Venkat among others.

Paramasivan
Siva is in jail, awaiting the death sentence for killing corrupt and evil members of the police force who had killed his father and sister.A police officer decides to employ Siva to assist him in fighting terrorism, renaming him as Paramasivan.

Rendu
Shakti (Madhavan) is a young man from a village, with no job but much ambition and dreams. As he sees his life pass him by, stuck in a rut in his hometown, he decides that he will try his fortunes elsewhere.

Aathi
A remake of the Telugu film Athanokkade It is about Aathi (Vijay), who was brought up in New Delhi (by foster parents Seetha and Manivannan). He comes to Chennai apparently to study. But he is thirsting for revenge on those who had bumped off his parents and close relatives of uncles and aunts who were all living together in a joint family.

Vallavan
A happy-go-lucky college student disguises himself to have a relationship with a teacher at his school.The film is loosely based on Hollywood films The Notebook (2004) and Swimfan (2002).

Vettaiyaadu Vilaiyaadu
A Police Officer investigates a series of brutal rapes and murders, with the culprits seeming to cover more than one country.

Something Something Unakkum Enakkum
A young man leaves his luxurious life to prove his lover's brother that he is not a spoilt rich brat. Once agreed to he works hard, lives like a farmer till the next harvest and wins everyone's heart.