Relentless

 Jack Peregrin, a private investigator who was once a mercenary, takes on a job from a woman who wants to get the goods on her errant husband. The job turns into a nightmare when Jack discovers the husband is not hiding with another woman but is hiding from his bookie to whom he owes a large sum of money. The man leads Jack on a chase from Las Vegas to Mexico to Puerto Rico to Brazil to The Bahama...