The Fiends Without A Face

Stats:
Creeping, crawling human brain monsters that were first invisible.

Origin:
The byproduct of thought-control experiments. The "Fiends" are brain-shaped monsters with spinal-cord tails.

Facts/Trivia:
The Fiends attack and suck out their victims’ brains and spinal columns through two holes at the base of the skull.

More Facts :
Fiend Without A Face is said to have had quite a few influential parts for George A. Romeros Night of the Living Dead. Released about 10 years later in 1968.