Karthi plays a double role in the film — one is a police officer and other, a thief.Karthi’s brother Suriya lauded the efforts that his brother took to portray the role of a cop.The heroine of the film Tamannah was all smiles and said the team was a great one to work with.While Lingusamy launched the website, Gautham Menon launched the trailer.Siruthai is a remake of Vikramarkudu, starring Ravi Teja.Produced by Studio Green, Vidyasagar has scored the music.Director Prabhu Solomon attended the launch and spoke on the occasion.Directors Rajesh, actor Parthiban and producer Gnanavel Raja also spoke on the occasion.