Error in Judgment (1999)

Eric's art gallery is losing money, and even though his psychiatrist wife wants to help, she can't do much to cheer him up. When a young, sexy woman named Toni accepts a sales position at the gallery, she instantly brings it back to life, jump-starting Eric's troubled marriage in the process. But the marital problems soon come back, prompting accusations that Eric is having an affair with Toni.