In the year 1971 a man makes the first flight to Mars and finds to his horror that a plant creature has destroyed all life on Mars and demands to be taken to Earth so as to repeat the process. The man kills himself by blowing up the spaceship and stranding the monster in space.
A man arranges for a rival to be murdered at Mardi Gras, but instead of meeting the assassin in a Devil costume, he gets hauled away by the real Devil.
A baby-faced criminal gets an ugly mask to disguise himself and intimidate people. When he removes the mask he finds that it has made his face just as ugly as the mask and so easily recognizable.