

Dr. Bernard Adrian is a kindly scientist who seeks to cure a young woman's polio. He needs human spinal fluid to complete the formula for his experimental serum. Meanwhile, a vicious circus ape has broken out of its cage, and is terrorizing the townspeople. Can there be a connection?
Acting
Karloff elevates absolute gibberish to genuine pathos.
Practical Effects
The ape suit: simultaneously embarrassing and charming.

Director
William Nigh
Trivia, insights & behind the scenes
The 'ape' was actually played by stuntman Emery Chagrin in a refurbished suit from the 1933 King Kong serial.
Released during the final polio epidemics before the 1955 vaccine, making Adrian's desperate 'cure' strangely topical exploitation.