Fritz Leiber Jr.

Life in 1847 Paris is as spirited as champagne and as unforgiving as the gray morning after. In gambling dens and lavish soirees, men of means exert their wills and women turned courtesans exult in pleasure. One such woman is Marguerite Gautier, who begins a sumptuous romance with Armand Duval.

Due to their possession of an ancient mystic book, four friends are attacked by a demon while on a picnic and find themselves pitched into a world of evil that overlaps their own. The film was originally made in 1967 by Dennis Muren as The Equinox: Journey into the Supernatural. Jack Woods was hired to shoot additional footage and expand on Muren's work.

Documentary on with strange goings-on in the 'devil's triangle'.

Deep within the woods and canyons of California, four teenagers happen upon an ancient book containing the secrets of a strange, malevolent world that coexists with that of mankind. This film was re-editted with additional footage and released as Equinox (1970).

A land surveyor and archaeologist finds himself confronted with a strange mound on an old ranch in a southwestern town. And that's the least of his worries. Based on the short story by Fritz Leiber.