Probably the man by the window is a central character. There might also be other characters like those who interact with him, perhaps a nurse if it's set in a hospital - like scenario, or his neighbors if it's a more community - based story. They would play important roles in highlighting the qualities or situation of the man by the window.
I'm not sure specifically as I haven't read it in detail, but surely the man by the window is one of the main characters.
The main character is surely the man by the window. There may be other characters that he observes from his window, like passers - by or neighbors, but he is the central figure.
The main characters are usually a young girl and a visiting gentleman. The girl is the one who tells the story, and the gentleman is the recipient of her rather strange and spooky tale.
Since I haven't read the actual story, it's hard to say exactly. But it could be the patients in the hospital rooms with a view of the window. Maybe there are also nurses or doctors who interact with the patients and are somehow related to what the patients see or experience through the window.
Typically, in such a story, there would be the observer of the face in the window as a central figure. This character would be the one through whose eyes we experience the events. There could also be other supporting characters like family members or friends of the observer who might either believe or not believe their story about the face. The person behind the face, if it's not a supernatural entity, could also be a main character with their own motives.
The main characters are Vera and Mr. Nuttel.
There might be other characters that she observes from the window. They could be neighbors or passers - by, and while not as central as the woman, they play a role in her story as the objects of her observation.
The main characters are Mort Rainey, a writer, and John Shooter, the man who accuses Mort of plagiarism.
Since we don't know the exact'man in the window story', the main character is most likely the man in the window. He is the focal point around which the story seems to revolve.
Since the title is 'the man in the window story', it's very probable that the main character is the man who is associated with the window. He could be an ordinary person with an extraordinary story or a character with a special role in a more complex plot that involves the window as a significant element.
The main theme could be about human relationships. Maybe it shows how people interact with each other in a certain setting.