3 horror stories based on the writings of Nathaniel Hawthorne. In the 1st story titled "Dr. Heidegger's Experiment", Heidegger attempts to restore the youth of three elderly friends.

Volcanic activity frees giant scorpions from the earth who wreak havoc in the rural countryside and eventually threaten Mexico City.

After a nuclear attack, an unlikely group of survivors, including a geologist, a crook and his moll, and a prospector, find temporary shelter in the remote-valley home of a survivalist and his beautiful daughter, but soon have to deal with the spread of radioactivity - and its effects on animal life, including humans.

Murders, with victims dying from spines broken by brute strength, erupt in the city and the killers, when encountered, walk away unharmed by police bullets which strike them.

Tasked with training a group of untested new recruits, a no-nonsense Navy commander faces a host of challenges as he attempts to transform the greenhorns into a squadron of crackerjack jet pilots.

When scientists exploring the Amazon River stumble on a “missing link” connecting humans and fish, they plan to capture it for later study.

An amateur boxer's girlfriend inspires him to face a ring pro entered by a gangster.

French pirate Jean Lafitte rescues a girl and joins the War of 1812.

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