: For those who prefer physical copies, high-definition versions are available on as region-free Blu-rays.

: He discovers a house where he finds a video showing the brutal murder of a pregnant woman.

What follows is a claustrophobic, real-time race against the clock. The film is famous for its "one-shot" illusion (edited to feel like a single continuous take) and its shocking twist ending that redefines the entire viewing experience.