The artwork is the only surviving foyer poster from the classic 1931 flick and stands at 6ft 6in high.
Who'd have thought a simple poster could be worth so much?!
The precious piece was rescued from Long Island, New York, in the '70s , where it was sitting in a boarded-up projection booth of disused cinema.
The successful horror film stars Boris Karloff and is rated by critics as one of the first scary movies of all time.
A spokesperson at the Texas auction was quoted in the Daily Mirror saying: "To say Frankenstein was monumental is an understatement."
Somehow, we don't think our old Spice World poster would fetch the same amount…
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