 "Vampyres" was shot on a modest budget of £42,000 ().Effective use is made of erstwhile Hammer horror set Oakley Court and interiors were shot in Harefield Grove, a grade-II listed, early-nineteenth-century country house in the London borough of Hillingdon.Eroticism and graphic violence are interspersed with poetic dreamlike sequences, as when Fran and Miriam, after showering away the blood from their latest victim, flee to a nearby cemetery (Denham churchyard) at break of dawn.