Brittany Snow stars as Sophie O'Neil, who, along with her husband, ditches the hustle of Chicago for a quieter existence in a quaint Texan town, only to become enchanted by the charismatic Margo Banks ...

The irresistible cocktail of rich women and murder has undergone countless variations over the years: as a broadcast soap on "Desperate Housewives"; as an upscale celebrity vehicle on "Big Little Lies ...