Sue Dwiggins

A violent criminal called The Butcher is brought back to life by a scientist using electricity. The Butcher becomes an invulnerable mute, and seeks vengeance upon those who caused his execution. (imdb)

Somehow, atomic power is harnessed to transplant brains. An old woman uses this power to hire two sexy (and one homely) foreign housekeepers with the idea of transplanting her old brain into a sexy woman's. (imdb)