Science-Fiction's most astounding story!
An evil alien brain, bent on world domination, takes over the body of an atomic scientist, while a "good" alien brain inhabits the body of the scientist's dog and waits for an opportunity to defeat the evil brain.
Nathan Juran
Director

John Agar
Steve March

Joyce Meadows
Sally Fallon

Robert Fuller
Dan Murphy

Thomas Browne Henry
John Fallon
Henry Travis
Colonel Frogley
E. Leslie Thomas
General Brown
Tim Graham
Sheriff Wiley Pane
Bill Giorgio
Russian

Ken Terrell
Colonel in Conference Room
Self/less64%
The Host62%
The Creeping Flesh58%
Disclosure Day66%
Geostorm61%
Autómata58%
Surrogates61%
The Creator70%
Phase IV63%
I Am Mother67%
The Invisible Man75%
Transformers: Age of Extinction59%
The 5th Wave59%
The Black Sleep62%
Transformers: Rise of the Beasts71%
The Fourth Kind63%
War of the Worlds65%
Valerian and the City of a Thousand Planets66%
X-Men: Days of Future Past75%
Soylent Green69%