He made his debut Tamil film Parthiban Kanavu a Srikanth – Sneha Starrer. The film became one of the biggest hits of the year. The story line of a true love won appreciation from film critics. Karu Palaniappan is a native of Karaikudi, known as capital of Chettinad. He was born as the eldest child to Chinna Karuppaiah and Thirumathi Nagammai. He started reading at a younger age and his father’s reading habit influenced him a lot. Slowly, his reading habit helped him to learning languages, writing, acting and elocution. He has won countless awards for such competitions too. He did his schooling from Madurai Seventh day Adventist. He took BA in English Literature in the renowned American College, Madurai and MA in English Literature from Madurai Thiyagaraja College.
His second film Sivappathigaram with Vishal fared well at the box office. His Pirivom Santhippom got major attention of the family audience. His next film was Manthirapunnagai in which he debuted as hero, His second film with Srikanth called Sathurangam was finished in 2006 which was remained unreleased for a long time and atlast released in 2011.