Prior to becoming a leading actor, Jaa worked as a stuntman for Muay Thai Stunt for 14 years, appearing in many of his mentor Panna Rittikrai’s films. His martial arts films are credited with helping to showcase the Thai combat systems of Muay Thai, Muay Boran, and “Muay Kotchasaan” (a fighting style Jaa and Rittikrai developed in 2005). His Thai films include Ong-Bak: Muay Thai Warrior (2003), Tom-Yum-Goong (2005), Ong Bak 2: The Beginning (2008),