Apocalypse Now, released in 1979, is a powerful anti-war film that depicts the horrors of the Vietnam War. The film's release is often credited with helping to turn public opinion against the war and contributing to the eventual withdrawal of American troops from Vietnam.

Selma, released in 2014, is a historical drama film that tells the story of the 1965 Selma to Montgomery marches, a key moment in the civil rights movement. The film's powerful portrayal of the struggle for voting rights and racial equality helped to raise awareness of the issue and contributed to the passage of the Voting Rights Act of 1965.

Dr. Strangelove or: How I Learned to Stop Worrying and Love the Bomb, released in 1964, is a satirical black comedy that skewers the Cold War mentality and the threat of nuclear war. The film's biting humor and unforgettable characters made it a powerful critique of the military-industrial complex and helped to raise awareness of the dangers of nuclear proliferation.

Cabaret, released in 1972, is a musical drama film that tells the story of a young American woman who moves to Berlin in the early 1930s and witnesses the rise of the Nazi party. The film's powerful portrayal of the political and social upheaval of the time made it a powerful indictment of fascism and a warning about the dangers of intolerance and hatred.

Easy Rider, released in 1969, is a counterculture film that tells the story of two bikers who travel across the United States in search of freedom and adventure. The film's depiction of the drug culture, the anti-war movement, and the generation gap made it a powerful reflection of the political and social upheaval of the time.

Fight Club, released in 1999, is a satirical black comedy that tells the story of a disaffected office worker who forms an underground fight club with a charismatic soap salesman. The film's critique of consumerism and materialism, as well as its exploration of male identity and violence, made it a powerful and thought-provoking film.

An Inconvenient Truth, released in 2006, is a documentary film that presents former U.S. Vice President Al Gore's slide show presentation on global warming. The film's powerful message about the dangers of climate change and the need for action helped to raise awareness of the issue and contributed to the growing movement for climate action.

The Big Short, released in 2015, is a biographical comedy-drama film that tells the story of a group of investors who predicted the 2008 financial crisis and made billions of dollars by betting against the housing market. The film's insightful look at the causes of the crisis and its devastating consequences made it a powerful indictment of Wall Street greed and corruption.

The Social Network, released in 2010, is a biographical drama film that tells the story of the founding of Facebook. The film's insightful look at the rise of social media and its impact on society made it a powerful and thought-provoking film.

Ex Machina, released in 2014, is a science fiction thriller film that tells the story of a young programmer who is invited to participate in a Turing test with a humanoid robot. The film's exploration of the nature of consciousness, artificial intelligence, and the ethics of creating artificial life made it a powerful and thought-provoking film.

Gattaca, released in 1997, is a science fiction drama film that tells the story of a genetically engineered man who tries to pass himself off as a naturally born human in order to achieve his dream of becoming an astronaut. The film's exploration of the ethical and social implications of genetic engineering made it a powerful and thought-provoking film.

The Prestige, released in 2006, is a science fiction thriller film that tells the story of two rival magicians who engage in a dangerous game of one-upmanship. The film's exploration of the ethical and social implications of nanotechnology made it a powerful and thought-provoking film.

Snowpiercer, released in 2013, is a science fiction thriller film that tells the story of a post-apocalyptic world where the last remnants of humanity live on a train that travels around the globe. The film's exploration of the ethical and social implications of climate engineering made it a powerful and thought-provoking film.

2001: A Space Odyssey, released in 1968, is a science fiction film that tells the story of a group of astronauts who are sent on a mission to Jupiter. The film's exploration of the ethical and social implications of space exploration made it a powerful and thought-provoking film.

12 Monkeys, released in 1995, is a science fiction thriller film that tells the story of a man who is sent back in time to prevent a deadly virus from destroying humanity. The film's exploration of the ethical and social implications of time travel made it a powerful and thought-provoking film.