An astronaut is killed on reentry to Earth, but his body is seeded with rapidly gestating aliens.
A young sailor falls in love with a mysterious woman, performing as a mermaid at the local carnival. He soon comes to suspect the girl might be a real mermaid, who draws men to a watery death during the full moon.
A woman and her lover are tortured and killed by her sadistic husband. The pair return from the grave to seek vengeance.
The disfigured curator of a wax museum murders his enemies and then uses their bodies as exhibits in his museum.