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.
Barbarella
Freaks of Nature
Lifeforce
Landscape with Invisible Hand
Alien: Romulus
Vampyres
Shivers
Voyagers
Extinction
Porno
Stake Land
Occupation: Rainfall
