Spermula
7/7/1976
Imdb: tt0075251
Tmdb: 48584
Popularity: 5.951
Vote: 4.2/10 (28)

The story is based around "spermulites", the alien inhabitants of a dying planet. The only way they can save their planet is by sucking the men of planet earth dry of sperm, kind of like horny vampires.