Richard Linklater's wistful chamber drama is set on the opening night of Richard Rodgers and Oscar Hammerstein's "Oklahoma!" in 1943. Sony Pictures Classics opens the film October 17.

That’s exactly what lyricist Lorenz Hart does on the opening night of Oklahoma!, the indelible musical by Richard Rodgers and Oscar Hammerstein II. Before there was Rodgers and Hammerstein, there was Rodgers and Hart,