From The Descent, to The House of the Dead, to Frailty, these forgotten R-rated horror gems deliver relentless dread, twists, and tension.
From the cosmic terror of Alien to the everyday dread of Final Destination, these R-rated horror franchises redefined fear.
A lot of horror movies get called masterpieces because people remember the idea of them more vividly than the actual experience of watching them. That is not what this list is. These are the ones ...