Contagion is a 2011 medical thriller directed by Steven Soderbergh, written by Scott Z. Burns, with a genuinely stacked ensemble including Gwyneth Paltrow, Matt Damon, Kate Winslet, Laurence Fishburne, Jude Law, Marion Cotillard, Bryan Cranston, and Jennifer Ehle. It tracks the emergence and global spread of a novel respiratory virus, the scientific scramble to understand and vaccinate against it, and the slow unravelling of social order along the way. Watching it now, more than a decade on and on the other side of a real pandemic, is a genuinely strange experience, and I want to talk about why.

Let me begin with my most important finding, which I state with total confidence: everything that happens in this film is Gwyneth Paltrow's fault. Her character, Beth Emhoff, is Patient Zero. She contracts the virus while on a business trip in Hong Kong, and then, crucially, on her journey home she arranges a layover in Chicago specifically so she can sleep with an ex-boyfriend. She does not simply carry the plague back to her family in Minneapolis, she takes a detour to personally seed it in a second major city first. Millions of people die because of a layover affair. It is such a perfect piece of writing that critics have been making this exact point for over a decade. Paltrow then dies roughly five minutes into the film, which, all things considered, feels like a soft landing.

I will confess I had to stop and check the release date partway through, because certain sequences landed far too close to home. The standout is Kate Winslet's Dr. Erin Mears attempting to explain the coming reality to a room of local officials, only to be met with obstruction, denial, and profound stupidity. Watching that scene now, knowing what came later, is genuinely unsettling. The accuracy of it is remarkable, and it is no surprise this film enjoyed an enormous resurgence in viewership during COVID, as people went looking for something that had seen it coming. Mears' fate compounds it: she dies alone in a makeshift ward, still trying to help someone else, while the CDC director quietly tips off his own wife to get out of the city. That small act of cronyism is one of the film's sharpest touches.

Which leads to the thing I have believed for a long time, and which this film understands better than almost anything else about it. In any crisis of this scale, people are simultaneously the worst part and the best part. On one side of the ledger is mass hysteria, and Jude Law's opportunistic blogger, peddling a bogus cure to a frightened public and profiting handsomely from the fear. People will believe almost anything if it makes them feel safer, even when acting on that belief actively harms everyone around them. On the other side is Jennifer Ehle's Dr. Hextall, who injects herself with an untested vaccine to skip ahead of the trial process, quietly gambling her own life to save everyone else's. That contrast, self-interest against self-sacrifice, is the real subject of the film, and it is handled without preaching.