VIDEOS:
Nightmare Pt. 1
A crew, captured by aliens, is brutally interrogated, until finally, one of them snaps, believing another one is a traitor and stabs him in the stomach. Its then that something shocking is revealed.
Example of:
Cruel Twist Ending
Nightmare Pt. 2
Example of:
Cruel Twist Ending
Planet of the Apes
Example of:
Earth All Along