Two of the participants turn out to be Isle's cousins and explain they must kill the woman or she will become like them — vampires.

The next morning at breakfast the renfields tell Isle and Antoine that her cousins aren't really dead.

She tells him no and that her cousins are the only family she has left, so Antoine decides to sleep on the couch in her room.

The next morning Isle cries out that the sunlight hurts her eyes when Antoine opens the curtains.

The title Le Frisson des Vampires has been translated into many titles in English, including: Le Frisson des Vampires was released on VHS, in a full-frame version, in the UK by Redemption Films on 27 September 1993.

It was released on DVD by Encore in Europe as a two-disc set including a new 16:9/1.77:1 anamorphic widescreen version, digitally remastered French and English (dubbed) audio tracks, a slideshow of rare photos, audio commentary by Rollin, deleted scenes, the original trailer and a 32-page booklet.

The film was issued on Blu-ray in 2012 by Kino Lorber as part of a five-disc collection, along with La Rose de Fer, Fascination, La Vampire Nue and Lèvres de Sang.

In a contemporary review, the Monthly Film Bulletin stated, "Excellent visual qualities outweigh an inadequate narrative and some irritating music".