One of the faceless agents is heard with jangling ""keys"" - later his name is identified as Keys.[The agents are always portrayed by menacing, black silhouettes of advancing figures wearing heavy boots, with flashlights beaming].You understand?" The image again freeze-frames as the postman""s head is shoved into the hot oven of the neighborhoodLa Bella Vistapizzeria."During the robbery of the Northwestern Fur Trading Company, an inexperienced and shaky Tom is startled by the sight of a huge stuffed bear""s head.machine and class struggle.Austrian director Fritz Lang""s German Expressionistic masterpiece helped to develop he science-fiction genre, with innovative imagery from cinematographer Karl Freund, art design by Otto Hunte, Erich Kettelhut, and Karl Vollbrecht, and set design by Edgar Ulmer.