The mysterious Dr. Borrow transports cornered petty thief Harold back in time to avoid both capture and his wife leaving him. Borrow's price is right for the shattered Harold: a stolen brooch that he couldn't cut down or fence anyway. Supplied with the new identity of handsome, unmarried John Marshall, the young man gains the 7 futile years back.
A mysterious phenomenon that causes people to lose the use of their vocal cords appears in a remote corner of the northwestern United States and begins spreading. The government blames the event on freak fallout effects from H-Bomb testing, but an illiterate mountain man (Burgess Meredith) discovers the real source of the affliction.
Patricia Kinworth is surprised to discover that her father has built a robot and named it after an old teacher nicknamed "Herr Doktor". Professor Kinworth built the robot to read his books to him, but has underestimated both the amount of intelligence he gave his creation and its desire to live out the stories that the robot has read.
An out of work writer accepts a well-paying offer from a mysterious man to help ease the burden on his wife. Soon, however, he becomes increasingly disturbed as the incidents he writes about begin to occur in real life.
Physician invents a time machine to go back in time and make a fortune by selling penicillin to a pharmaceutical firm. His wife is more concerned about paying bills because he's neglecting his practice, so she threatens to destroy the device. If she does, could he be trapped in the past?
After a scientific expedition to a meteorite impact site in the jungle disappears, a three-man relief team sets off for the expedition's camp. The lone survivor tells them that the expedition was attacked by invisible insect-like creatures that came out of the meteorite. The scientists must find a way to defeat the insects before they are overwhelmed.
Scientist perfects a chemical unleashing the beast within, but before he can create an antidote, his neglected wife accidentally is dosed when he has to rush a batch home to keep it refrigerated. Her mild resentment of his endless hours at the lab accelerates into a torrent, after she gobbles pie on which the potion dripped.