The Ong Bak film series was created by Prachya Pinkaew, a Thai film director and producer. The first film, Ong Bak: Muay Thai Warrior, was released in 2003 and starred Tony Jaa, a renowned Thai martial artist. The film's success led to the creation of two sequels, Ong Bak 2: Muay Thai Warriors and Ong Bak 3.