You’re looking for some deep sci-fi films that really engage with moral quandaries? You’ve already mentioned classics like Blade Runner and Ex Machina, so here are a few more that I think hit those themes really well.
1. Gattaca - This film tackles genetic engineering and the ethics around eugenics. It raises questions about destiny, discrimination based on genetics, and the lengths one might go to achieve their dreams. The storyline of Vincent trying to overcome a society built on genetic superiority is thought-provoking.
2. The Matrix - This one gets into reality versus illusion and the moral implications of a controlled existence. The concept of free will versus fate is central, offering a critique of technology and its impact on human perception and autonomy.
3. Annihilation - This film is not only visually stunning but also poses complex questions of identity and self-destruction. The mysterious phenomena in the Shimmer raises issues about humanity's place in the universe and the consequences of our actions on both a personal and broader ecological scale.
4. Her - Exploring the nature of love and relationships in a world increasingly mediated by technology, this film questions what it means to connect with others, the ethics of artificial intelligence, and how technology shapes our emotional lives.
5. Children of Men - Set in a dystopian future where humanity faces extinction, this film explores themes of hope, survival, and societal collapse. It poses ethical questions around fertility, immigration, and the sanctity of life when society is on the brink.
Each of these films not only delivers on entertainment but also leaves you with plenty to chew on about our present reality vis-à-vis technology and ethical dilemmas. I’d definitely recommend giving them a watch!