A popular adventure writer finds a giant mud creature from another planet stranded in a Brazilian swamp. The alien tricks him into bringing all Earth's scientific records for nefarious purposes, but is destroyed by an H-bomb hidden with the records.; The totem frightens the two convicts into a state of shock, but then goes on a rampage through the reservation and a nearby town. The chieftain concocts a potion to destroy the totem, and succeeds in stopping the monster, though at the cost of his own life.; Two scientists accidentally release a gas that will kill all life on Earth. An unnatural wind disperses the gas, convincing one of the scientists of the other’s belief in a higher power.; A short and bitter scientist is obsessed with building a powerful giant robot body. He traps himself inside without the means to activate the robot, living out his life on the food which he'd stored inside.