Box office:
Ong-Bak premiered as the closing film of the 2003 Bangkok International Film Festival, and then opened in a wide release in Thailand cinemas in February 2003. Having budget $1,100,000, the film earned worldwide $20,112,926 million. On February 11, 2005, the film was released in North America in 387 theatres under the title Ong-Bak: The Thai Warrior. In its opening weekend, it grossed US$1,334,869 ($3,449 per screen), on its way to a US total of $4,563,167.