Stuttgart-born auteur and film theoretician Paul Leni, whose illusionistic production designs and direction of Waxworks (1924) helped define German Expressionist cinema, was 44 and approaching master status when he died of sepsis on 2 September 1929. Stuttgart-born auteur and film theoretician Paul Leni, whose illusionistic production designs and direction of Waxworks (1924) helped define German Expressionist cinema, was 44 and approaching master status when he died of sepsis on 2 September 1929. Following its limited Christmas Day 1928 release, Leni’s final film The Last Warning, which was his fourth for Carl Laemmle’s Universal, had been released in January as both a silent and as a part-talkie, but it never won the critical acclaim of his seminal Hollywood horror classics