Siu-Tung Ching supposedly filmed much of the action scenes without the involvement of Steven Seagal, opting to film Seagal's shots last, but conflict arose when Seagal insisted on filming his shots in a way that wouldn't accommodate the existing footage. Ching is said to have left the set, taking his stunt crew with him and welcoming Seagal to finish the scene by himself. This infuriated the producers, who convinced Seagal to go along with Ching's approach.
Sara Malakul Lane's debut.
The film was originally conceived as a Seagal bio-pic.
The name of General Jantapan's (Tom Wu) martial art is called Ler Drit. It is a modified version of traditional Muay Thai (Thai Boxing) practiced by the royal Thai police and military.