Horreur à volonté is also called as The Dunwich Horror, Horror w Dunwich, Voodoo Child, Terror en Dunwich。

H.P. Lovecraft meets Hollywood: Wilbur Whateley wants to help the Old Ones break through by consulting the Necronomicon, and Armitage must stop him. Attractive females are added to fill out the plot.

Horreur à volonté actors and actresses include Dean Stockwell, Lloyd Bochner, Talia Shire。