Shelter (1998)

A US Treasury Agent finds himself in opposition with his fellow agents who are involved in gun running. This puts him on the run and into the hands of a Greek mafia chief whom he saves from an assassination attempt by the agency. Actually he had become attracted to the mafia chief's wife, who reminds him of his comatose wife, and in saving her also saved the chief. All of which sets up an affair between the agent and the wife.