Dr. Blake joins a medical mission to a South American country wracked with civil war. The leader of the communist faction — the Executioner — orders an attack on the doctors, and Blake must use the power of Thor to save his colleagues and defeat the communists.; A criminal flees to a foreign country, where people still believe in witches. He convinces a woman that he meets on the train to pretend to be a witch so that he can extort money from villagers as a fake witch hunter, but when he refuses to split the loot the woman reveals that she really is a witch and sends him floating into outer space.; A dying man in the Arctic claims that he saw an alien land. His friends search for alien, but they don’t realize that an iceberg is its disguised space ship, and think it was a hallucination. The alien leaves, since humanity is too primitive for comment.