A thief trying to rob a reclusive scientist finds him in a room with two doors. The scientist tells him if he leaves through the wrong door he will be trapped in a shadow world of strange creatures so the criminal decides to wait until someone else enters by one of the doors so that he knows which one leads back to the ordinary world.; A heartless businessman gets what's coming to him when the geiger counter he keeps on his yacht goes off and he spends all his money buying worthless land because he thinks that there is a fortune in uranium underwater. It turns out that there was a nuclear sub under his yacht at the time.; A man weakens a large redwood tree so that it will fall on his farm and he can collect on the insurance policy. Objects made from the tree pursue vengeance upon him, until he finds himself trapped on a boat made of the tree out at sea.; A man is convinced by his wife that he is the victim of a hoax designed to make him think he has inherited sorcerous powers, but when he says "I'll be a monkey's uncle", he turns into one.; A jealous stagehand swaps a real dagger for a rubber prop hoping that his actor rival will stab himself and he will be free to pursue his love interest without competition. The actor only scratches himself, however, and when the stagehand becomes trapped he fails to free himself in time armed with merely a rubber dagger.; A hobo tries to rob an old woman in a dilapidated house who turns out to be a ghost.