Kadhal Arun is a South Indian Supporting actor who is known for his work in the Tamil film industry. Arunkumar also is known as Kadhal Arun hails from Thoothukudi, Tamil Nadu. He made his acting debut in the film Kaadhal in the year 2004. The film directed by director Balaji Sakathivel, starring Bharath and Sandhya in the lead roles, was based on a true story. Arunkumar’s role in the movie as Bharath’s assistant earned him huge appreciation from the audience. He gained popularity for his portrayal as Karatandi. Following the success in Kaadhal, Arun appeared alongside actor Vijay in the 2005 action film, Sivakasi, as one of his friends. In 2006, the cinema audience saw him in the and Trisha starrer Unakkum Ennakum. After a gap of three years, he again appeared on screen with the movie Kadhalna Summa Illai. His other releases include the Tamil movie Elamari, where he appeared as the main comedian.