Watch Guilty as Sin
Guilty as Sin is a 1993 thriller film directed by Sidney Lumet and stars Rebecca De Mornay and Don Johnson. Jennifer Haines is an attorney in Chicago trying to make a name for herself. After winning a big case, she is visited by a man named David Greenhill who had been watching her during her previous case. David Greenhill had been accused of murdering his wife and was looking for her to represent him. But there was something about him that she didn't like and declined. After realizing this might be a huge case that would be great for her career, she reconsiders.
Greenville begins to start stalking her and makes it look like they are becoming involved at social gatherings, trying to put a wedge between her and her husband. Meanwhile she has had her investigator do some checking on Greenville and finds out he has quite a past. Evidently his past wives have turned up dead like the last one.