Dolph Lundgren filmed his parts for the movie in just 5 days, whilst Jean-Claude Van Damme filmed for 20 days.
Released theatrically in Israel, Phlippines, Singapore, Indonesia, Malaysia, Kuwait, United Arab Emirates, India, Lebanon, Jordan, Italy, Japan, Pakistan, but Direct-To-Video (DVD and Blu-ray) in the rest of the world.
This film marks the first time Peter Hyams has acted as cinematographer without also directing. The director, John Hyams, is his son.
Mike Pyle and Andrei Arlovski were UFC veterans and former champions of two major MMA leagues. Andrei Arlovski later made successful return to UFC. In 2015 Andrei Arlovski and Mike Pyle appear on the same UFC ppv card.