On what Alfonso Cuarón's Children of Men (2006) actually predicted and what it got wrong.

Children of Men is set in 2027 in a Britain that has become a xenophobic, authoritarian state processing refugees in detention camps. It was made in 2006 and the prescience of its world-building is genuinely unsettling to watch in the mid-2020s.

But what the film gets most right isn't its specific political predictions. It's its tonal prediction: the sense that catastrophe would arrive not as a single dramatic event but as a gradual normalization of the previously unacceptable. The world in Children of Men is not a post-apocalyptic ruin. It's recognizably the same world, just with certain things that were once unthinkable now understood as policy.

The film's formal achievement is the long takes — particularly the car attack sequence and the final battle in Bexhill — which use the continuous shot to create a sense of documentary contingency. When a character moves through a space, we're in that space with them, with no editing to protect us from the duration of the danger.

The ending is one of the few genuine moments of hope in dystopian science fiction, and it works because the film has earned it.