Sex Is Crazy (1981)

Plot

A group of adult film actresses finds themselves in a bizarre predicament after filming a sci-fi adult movie. They are kidnapped by aliens who use them to propagate their species, utilizing potent extraterrestrial sperm that enables rapid conception and childbirth. The actresses, now transformed into vessels for these insatiable invaders, must navigate their new reality as they grapple with the strange and overwhelming demands placed upon them by their alien captors. What unfolds is a wild exploration of desire and domination in an otherworldly context.