Thai Poranthachu is a 2000 Indian Tamil-language drama film directed by R. K. Kalaimani.
The film stars Prabhu, Karthik, and Kausalya, with Vivek and Ponnambalam playing supporting roles.
A fight sequence was shot at the electricity generating station near Gumdipoondi during production.
The music for the film was composed by Deva.
Prabhu's acting and Vivek's comedy were praised by critics, but the director's handling of the story was criticized for losing track towards the end.
