* The Narrator: An unnamed man who is the protagonist of the story. He is a survivor of a mysterious event that has caused widespread chaos and destruction, leaving him searching for safety in a hostile and unfamiliar world.
* The Other Man: An unnamed, shadowy figure who appears at the narrator's doorstep. He is a mysterious and menacing presence that embodies the dangers and horrors that lurk in the world the narrator now inhabits.
The story's focus is on the internal struggles and anxieties of the narrator as he confronts the overwhelming fear and uncertainty of the world around him. While the story does not provide extensive details about other characters, the narrator's encounters with other survivors, some hostile and some helpful, contribute to the atmosphere of danger and paranoia.