An amnesiac sorority member who has been plagued by a recurring nightmare is stalked alongside other coeds by a killer in a deserted department store where they are completing a hazing ritual.
A young psychiatric nurse goes to work at a lonesome asylum following a murder. There, she experiences varying degrees of torment from the patients.
Three eerie tales based on actual events are enacted in this film. First, three college students play a prank on a geeky classmate, who is accidentally shot and killed. His vengeful mother forecasts the deaths of the three young men she holds responsible, on 7, 14, and 21 days hence. And, one by one, her grim predictions come true. Next, a ghoulish sound emanates from a mist-shrouded hole in the Earth near where a Missouri boy has lost his dog. The boy's father is lowered into the hole and lets out an agonizing scream! Finally, a senator returning home from a party finds a lost girl on a bridge and learns from her father that she died years earlier
The last seven survivors of a nuclear war barricade themselves against the outside world. Beyond a dense mist, other survivors, radiated and mutant, grow hungry.
Tommy Kirk leads his fellow Martians to Earth on an interplanetary quest for females. Kirk proves that Martians have impeccable taste when one of his first conquests turns out to be sexy scientist Yvonne Craig.
While searching for oil in the deadly swamplands of the Florida Everglades, members of a geological expedition meet an insane doctor who is working on an experiment to create a creature that is part man and part alligator.
A misguided scientist enables an alien from Venus named Zontar to come to earth in order to "help solve man's problems". However, as soon as Zontar arrives on Earth, it quickly becomes obvious that the three-eyed, bat-winged, skeletal black creature has a hidden agenda.
A mad stage hypnotist Dr. John Basso reverts his beautiful assistant Doreena into the physical form of a prehistoric sea monster she was in a past life. Using this power he attempts to find fame and fortune by predicting a series of murders and then using the monster to carry them out.
A Nazi scientist invents a time machine enabling him to go back to alter the events of WWII.