One part math lesson, one part "Twilight Zone" and one part Jean-Paul Sartre, Canadian filmmaker Vincenzo Natali's compelling sci-fi suspense tale follows six strangers who find themselves trapped in a maze of identical, interconnected cubical chambers loaded with deadly traps. Can the six overcome mutual distrust and suspicion to escape their mysterious high-tech cage? Nicole de Boer, David Hewlett, Wayne Robson, Maurice Dean Witt star. 90 min. Widescreen (Enhanced); Soundtrack: English DolbyDigital 5.1; Subtitles: English, Spanish; audio commentary; deleted scenes; storyboards; art gallery.