Silk Stalkings (1991)

Season 5: Episode 21

A young man named Justin Wharton comes into the Palm Beach PD and tells Holly that his father, Phillip, is going to be murdered by his second wife, Anna. After much hesitation, Holly decides to look into the situation, but comes up with nothing. When the body does show up, the deceased's children blame Holly. When Mike and Holly investigate, they discover that everything is a little too neat.