Yet another version of Curt Siodmak's novel about an honest scientist who keeps the brain of a ruthless dead millionaire (Donovan) alive in a tank. Donovan manages to impose his powerful will on the scientist, and uses him to murder his enemies. 一个诚实的科学家把死去的百万富翁(多诺万饰)的大脑保存在水箱里。多诺万成功地把他强大的意志强加给这位科学家,并利用他来谋杀他的敌人。