Finally released on bluray for the American Mondo Macabro with English subtitles and original German and English audio track (previously released DVDs did not have any subtitles).
Mosquito Der Schänder 1977 Swiss film directed by Marijan David Vajda.
Also known under the titles Mosquito The Rapist, Mosquito, Bloodlust: The Black Forest Vampire.
It tells the story of a necrophiliac deaf-mute.
Among the extras on the blu-ray:
Exclusive interview with assistant director
Exclusive interview with actress Birgit Zamulo
Original UK trailer