In this satire of 1950s sci-fi matinees, Lou Costello plays an amateur scientist who invents a time machine that also has a way of changing people into strange things as it moves them through time.
Emmanuel, a scientist, discovers skeletal remains of a humanoid and brings it to his home. However, with its ability to grow new flesh when moistened, the skeleton wreaks havoc in his house.
Three years after the vampire was destroyed in `Fright Night', his sister - in the guise of a mysterious performer - seeks revenge on the heroic duo who carried out the staking.