Saw (2004) Link

Because they couldn't afford a dummy for every scene, Tobin Bell (who played Jigsaw) actually lay on the floor in the middle of the bathroom for the entire shoot to save money. The "Hidden" Clue

In 2004, a low-budget indie thriller titled premiered at Sundance and changed the horror landscape forever. While the franchise eventually became synonymous with "torture porn," the original was a tightly-wound, psychological mystery that focused more on suspense than gore. The Lightning-Fast Production Saw (2004)

The entire movie was filmed in just 18 days , with the central bathroom scenes taking only six days. Because they couldn't afford a dummy for every