[7] Rosamund Pike (Gone Girl) gives a powerhouse performance as a ruthless, court-appointed legal guardian who preys upon her elderly wards, draining their savings and selling off their assets for her own financial gain. But she finally meets her match in an elderly woman (Dianne Wiest) with a mysterious past whose dangerous acquaintance (Peter Dinklage) threatens to topple the profiteering empire Pike has built for …