In this image released by Focus Features, Diane Lane, left, and Kevin Costner appear in a scene from "Let Him Go." (Kimberley French/Focus Features via AP)The Kevin Costner and Diane Lane film “ Let Him Go ” had the highest earning box office weekend of any film in over a month, and it didn’t even have to break $5 million to earn the distinction. Focus Features on Sunday estimated that the Western thriller made $4.1 million in ticket sales from 2,454 locations. It's the most any film has earned in a single weekend in six weeks. 2 movie of the weekend, “Come Play.”The release schedule is also without a normal slate of big studio releases.