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The Unearthly
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You can watch The Unearthly (1957) for free on Plex.
A mad doctor uses patients at his isolated psychiatric institute as subjects in his attempts to create longevity by surgically installing an artificial gland in their skulls.
The Unearthly is a film that explores themes of sanitarium, mad doctor, synthetic gland. It also touches on human experiment.
Trailer
Director
Boris Petroff
Cast
John Carradine, Myron Healey, Allison Hayes, Marilyn Buferd, Tor Johnson, Arthur Batanides, Sally Todd, Harry Fleer, Roy Gordon, Guy Prescott
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The Unearthly
You can watch The Unearthly (1957) for free on Plex.
Director
Boris Petroff
Cast
John Carradine, Myron Healey, Allison Hayes, Marilyn Buferd, Tor Johnson, Arthur Batanides, Sally Todd, Harry Fleer, Roy Gordon, Guy Prescott
4 options ranked by value · 🇺🇸 United States
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sanitarium · mad doctor · synthetic gland · human experiment
Watch The Unearthly for free on Plex. Watch The Unearthly for free on Plex Channel. Watch The Unearthly for free on Artiflix. Watch The Unearthly for free on Fawesome. Availability last verified May 18, 2026.