Fritz Lang returned to Germany on the eve of the 1960s to direct this enchanted penultimate work, a redraft of the diptych form pioneered in such silent Lang classics as Die Spinnen; Dr. Mabuse, der Spieler.; and Die Nibelungen. Although no encapsulating title was lent at the time of release to what is, effectively, a single 3-hour-plus film split in two, the work that has come…