Live Once, Die Twice (2006)

Nicole is happily married to Evan, the man of her dreams. Unbeknownst to her, he is leading a secret life as a globe-trotting embezzler with a second wife. His scheming soon goes wrong and when Evan is forced to fake his own death. A series of events leads Nicole to his other wife and together they track him down. With the help of a private investigator, they soon discover the dangerous truth.