This image released by A24 shows Rooney Mara in a scene from the film, "A Ghost Story." (Bret Curry/A24 via AP) (AP) — A fatal, off-screen car crash interrupts the picturesque, suburban lives of a young married couple in David Lowery’s "A Ghost Story," marooning the deceased husband musician (Casey Affleck) in a kind of purgatory as a watchful, mostly benign ghost. The movie is, inevitably, "the one where Casey Affleck spends most of the movie with a bedsheet over his head." With two holes for eyes, he resembles a last-minute Halloween costume. Such a simple, sheeted specter — as Hollywood ghosts go — is tantamount to a radical deviation from prevailing orthodoxy. There’s no CGI. Nobody gets slimed. A shirtless Patrick Swayze doesn’t make a single pot. No, the most audacious display of cinematic extreme in "A Ghost Story" is a scene where the ghost watches his widowed wife (Rooney Mara), in a fit of grief and hunger, eat pie. For five minutes. "A Ghost Story" may sound like a punchline. Such is the curse of movies with covered-up movie stars and marathon pie-eating scenes. But it’s an exceedingly earnest, meditative movie about big ideas — the nature […]