His wife is also an important character. She has to deal with the situation of her husband shrinking, and her reactions play a role in the story. There are also other characters like the doctors or scientists that the shrinking man might interact with, who could be considered important as they try to understand or help his situation.
There might be his wife. She is important as she is part of his normal life before the shrinking starts and her reactions and relationship with him play a role in the story. Also, any characters that he encounters during his shrinking, like the people or creatures that he has to deal with in his new miniature state could be considered important as they shape his experiences.
The main character is obviously the man who is shrinking. There may also be his family members, like his wife who would be deeply affected by his strange transformation. She might be worried about him and try to find a way to reverse the shrinking process.
Often, the main character is an ordinary man. He could be a scientist who accidentally shrinks himself during an experiment, like in many traditional science - fiction shrinking stories.
The main character is the man who is shrinking. There may also be his family members or friends who are part of the story, though the focus is mainly on the man's experience as he shrinks.
Typically, the woman is often depicted as the more stable figure in these stories. She has to deal with the practicalities of the situation. The man, on the other hand, is the one going through the physical change. He may be an everyman type, someone relatable, who has to come to terms with his new, much smaller existence while the woman is there to either help or hinder his adjustment.
There could be other characters too. Maybe there's a friend or a family member who witnesses the changes in the woman and the man. However, the central characters are probably the growing woman and the shrinking man as they are the ones whose growth and shrinkage form the core of the story.
The Invisible Man himself is the most important character. He is the one whose experiences we follow throughout the story. Then there are the scientists who play a role in making him invisible. They represent the power of science and also the irresponsibility that can come with it.
The invisible man himself is the most important character. He is the narrator and his journey forms the core of the story. Then there is Dr. Bledsoe, who represents the authority within the black community but also has his own self - serving motives.
The invisible man himself is of course the most important character. He is the one through whose perspective we see the story unfold.
Obviously, the old man himself is a very important character. He is the central figure around which the story revolves.