In no particular order.
The Thing From Another World
Invasion of the Body Snatchers (Original)
It! The Terror from Beyond Space (The original ‘Alien’)
Destination: Moon
When Worlds Collide
Conquest of Space
The Beast from 20,000 Fathoms
Colossus: The Forbin Project
X: The Man with X-Ray Eyes
The Andromeda Strain
Aliens
Serenity
The Thing..1951
Them!......1954
Day the Earth stood still..1951