"Metropolis," directed by Fritz Lang and released in 1927, is famous for its groundbreaking visuals and innovative special effects, which were revolutionary for its time. The film is a landmark in the science fiction genre, exploring themes of class struggle, industrialization, and the human condition. Its iconic imagery, particularly the towering cityscape and the Maschinenmensch (robot), has influenced countless films and artists. Additionally, "Metropolis" is notable for its ambitious narrative and has been subject to extensive analysis, making it a classic in cinema history.

"Metropolis," directed by Fritz Lang and released in 1927, is not completely silent. It is a silent film, meaning it does not have synchronized spoken dialogue, but it features a musical score that accompanies the visuals. The original version was released with orchestral music, and various adaptations and restorations have included different scores. Additionally, sound effects may be used in some versions, but there are no spoken lines of dialogue. The film is considered a landmark in cinematic history for its visuals and themes.

"Metropolis," directed by Fritz Lang and released in 1927, is not rated R in its original form since film rating systems were not established until decades later. However, modern restorations or adaptations might be rated R due to thematic elements, violence, or mature content. The film explores complex social issues, class struggles, and features dystopian imagery, which can be intense for some audiences. It's important to check the specific version or adaptation for its rating and content warnings.

"Metropolis" (2001) is a Japanese animated film inspired by the 1927 silent film of the same name by Fritz Lang. Directed by Rintaro and based on Osamu Tezuka's manga, it features stunning visuals and a compelling story that explores themes of class struggle and the relationship between humans and machines. The animation style is rich and detailed, appealing to both fans of anime and sci-fi. If you appreciate thought-provoking narratives combined with beautiful artistry, "Metropolis" is definitely worth watching.