Fire Maidens of Outer Space

SEE - the CREATURE OF HORROR who RAVISHED A PLANET!

After landing on the 13th moon of Jupiter, the men from Earth debark from their ship to find a forested area containing the last remnant of lost Atlantis: an old man named Prossus, a bevy of nubile young women eager for husbands, and -- The Creature. 'The beast with the head of a man,' laments Prossus. 'It must be destroyed -- yet it is indestructible!'