Inside the Wildly Different Homes in Blake Lively and Anna Kendrick's New Movie, 'A Simple Favor'

"I do need just a simple favor," Blake Lively says to Anna Kendrick in the new movie "A Simple Favor." Her request is easy enough--to babysit her son for a few hours one afternoon--but then, she suddenly goes missing for days on end. The suburban noir thriller is a gripping cat-and-mouse game of wits between Lively's Emily, a powerful executive in the fashion world, and Kendrick's Stephanie, a dismissable homemaker who idolizes her. "Stephanie and Emily are very similar women that express themse...