Poised with sharklike self-assurance, Marla Grayson (Academy Award nominee Rosamund Pike) is a professional, court-appointed guardian for dozens of elderly wards whose assets she seizes and cunningly bilks through dubious but legal means. It’s a well-oiled racket that Marla and her business-partner and lover Fran (Eiza González) use with brutal efficiency on their latest “cherry,” […]