S.F. Brownrigg

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 group of guys takes their ice cream truck to the beach and meet some girls

A teenager and his girlfriend must save the world from "eye" aliens after their attempts to convince authorities of an invasion fall on deaf ears.

13 years after witnessing her mother's murder by an unknown assailant, Amanda Post returns home to attend to her dying grandmother. When she dismisses the doctor, a local magistrate and an antique collector, all of whom seem to have their own sinister agendas, she becomes the target of anonymous threatening phone calls.

A young psychiatric nurse goes to work at a lonesome asylum following a murder. There, she experiences varying degrees of torment from the patients.

Newlyweds Helen and Paul are honeymooning in a Texas cabin when Paul is murdered by an unseen assailant. Fleeing into the woods, Helen is taken in by Odie Pickett and his impoverished hillbilly family, becoming trapped in their isolated shack while the killer is still on the loose and wreaking havoc.

When Ted gets amnesia after a car wreck, he assumes the life of an evangelist with the help of of a preacher. After his newfound success, however, his old girlfriend and her new boyfriend decide to blackmail Ted for a search of the money. His problems intensify as memories start returning -- and he thinks he killed the other driver.

A student researching the German settlements of Central Texas unearths the grave of a reputed witch. The witch (who happens to be both beautiful and naked) rises from her grave and embarks on a campaign of seduction and murder against the descendants of her persecutors. It's up to the student to stop her bloody reign of terror-if he can resist the seductive powers of her evil beauty.