"Suriya 45" as a title. Suriya played a double role, one being a thief and the other a cop. The movie had high action and a decent plot. The songs by Anirudh were popular. It was a commercial hit.
I should also mention some of the themes common in these movies, like social issues, family dramas, and action. Highlighting the technical aspects like music, cinematography, and direction could be important. Maybe note that the reviews are based on critical reception and audience reactions. tamil 2011 movie download
First, "Enthiran" by S. Shankar. It's a massive blockbuster with a lot of action and sci-fi elements. I remember Vijay was the lead. The movie had a lot of special effects, which were pretty groundbreaking for Tamil cinema at the time. It was a huge success and even had a dubbed version in other languages. Definitely a must-include. "Suriya 45" as a title
Next, "Thuppakki" starring Karthi and Trisha. It was an action movie with some great fight sequences. The soundtrack by Yuvan Shankar Raja helped it become popular. The story had a good mix of politics and action. Should be good for someone looking for action. The songs by Anirudh were popular
"Baba" starring Dhanush. He played a character named Baba who is a criminal. The movie was well-received for its performances and story, though it had a tragic ending. It was a critical success and won several awards.