The "Slasher" left, thinking they were all dead, but Smith and Rottler had enough strength to crawl for help. They finally flagged down three passersby, who called 911 and saved their lives.

As the slasher genre evolved, it effectively replaced the ‘B movie,’ says film critic and comedian Jourdain Searles, who first saw “Chainsaw” in film school.

The slasher subgenre isn't the classiest one out there, meaning numerous movies, like Jason X and Psycho Cop, end up feeling so bad they're good.