2004: Sawmovie |

: Shot in just 18 days on a budget of roughly $1.2 million , the production was so rushed that Wan didn't have time to finish all the shots. The iconic "grungy" and "experimental" editing style—using rapid cuts, surveillance-style footage, and still photos—was actually a way to "cobble together" the film and fill gaps in the footage. The Story: A Test of Survival

The film follows two men, Dr. Lawrence Gordon and Adam Stanheight, who wake up in a dilapidated industrial bathroom, chained to pipes with a "corpse" lying between them. SawMovie | 2004

: The character of Jigsaw was inspired by a health scare Leigh Whannell experienced. Dealing with persistent migraines, he feared he had a brain tumor. While waiting for an MRI, he imagined a character who was actually given a death sentence and decided to test others' will to live. : Shot in just 18 days on a budget of roughly $1