A group of engineers working on an anti-gravity device stumble upon an unexpected side effect: whatever enters their invention is freed from the effects of time. As they begin to experiment on themselves, a spiraling cascade of paradoxes overtake them, causing identity and reality to blur across multiple timelines. “Primer really does spread a radioactive creepiness around its subject, simply by treating it as an everyday conspiracy thriller, and this radioactivity pours relentlessly from the screen. This is a type of movie-making that assumes its audience are intelligent adults—and it breaks lots of other Hollywood rules, too!”—Peter Bradshaw, The Guardian
