Velli Thirai is a 2008 Indian Tamil-language satirical drama film directed by debutant Viji, the dialogue writer for Radha Mohan's films, and produced by Prakash Raj. It is a remake of the 2005 Malayalam film Udayananu Tharam. The film stars Prithviraj Sukumaran and Gopika, along with Prakash Raj in a prominent role.

Prakash Raj is an Indian actor, film director, producer, television presenter, and politician. Known for his works in Telugu, Tamil, English, Kannada, Malayalam, and Hindi-language films, he is the recipient of several accolades, including five National Film Awards, eight Nandi Awards, eight Tamil Nadu State Film Awards, five Filmfare Awards South, four SIIMA Awards, three CineMAA Awards, and three Vijay Awards. Apart from his mother tongue Kannada, Raj's fluency in Tamil, Telugu, Hindi, English, Tulu and Marathi has placed him among the most sought after actors in Indian cinema.