Arun Kumar is the director of Cocktail and Ee Adutha Kaalathu and, owns to his credit a span of 11 years experience as a Film Editor in this industry. Arun, who hails from Thiruvananthapuram, had done his schooling in St.Thomas Residential School, graduation from M.G.College, Trivandrum and later on moved to Chennai to master visual effects from Pentamedia.He started his career as visual effect artist in Pentamedia.
Arun Kumar has been director Priyadarshan's, principal editor from ‘Vettam' in 2004, onwards before he turned to filmmaking with Cocktail. He edited Kanchivaram which got National Award for the Best Film in 2008. He had also worked with other well- known directors like T.K Rajeev Kumar, Shaji Kailas, Suresh Krishna.
Arun had also been nominated for Shantharam Award and National award for best editing. Arun is the winner of 2011 Asianet Ujala Film Award & Mathrubhumi-Kalyan Film Award for the Best Editor.