A proper movie marathon deserves films with real weight and staying power, these are the ones built to be watched back to back. Science fiction that uses its premise to ask real questions about humanity, technology, and what comes next. All from the 2020s, proving that great cinema is still being made right now. The fact that these actually happened makes them hit completely differently.
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Every sci-fi film on this list was chosen for tonight because it actually delivers. no safe picks, no obligation watches - just films that are worth watching. If one doesn't land, the next one will. Bookmark this and come back whenever the mood calls for it.
The sci-fi here has something to say and knows how to say it. Marathon picks need to sustain momentum across hours. Each of these pulls its weight. All from the 2020s - recent enough that some are still finding their audience. Moviepiq has more lists broken down by genre, occasion, and mood.