Well, there is often a love interest in novels like this. So, the character who has a romantic relationship with the rainmaker could be an important character. Their relationship could add depth to the story, showing the rainmaker's softer side or providing additional motivation for his actions. Also, there may be authority figures such as judges or bosses who play crucial roles in creating conflict or providing opportunities for the rainmaker to shine.
I don't have enough information to tell who the main characters are in the 'rainmaker novel' as I'm not familiar with this particular novel.
Since I'm not sure specifically about this true story, but typically in a rainmaker - type story, there would be the rainmaker themselves. There might also be the people they are trying to help, like clients if it's a professional - service - related story. And there would likely be antagonists, those who oppose the rainmaker's efforts, such as powerful individuals or groups who don't want the status quo to change.
I'm not sure exactly as the details about the main characters would depend on the specific story. But it could be the rainmaker himself/herself, who is likely to be a central figure. There might also be people in the community that the rainmaker interacts with, such as local residents, business owners, or other important figures in the place where the true story took place.
I'm not sure specifically as there could be many novels with this name or a term 'rainmaker' used in a unique fictional context. It might be about a character who has the ability to bring rain in a metaphorical or literal sense in the story world.
The main characters in Overlord include Ainz Ooal Gown, Albedo, and Shalltear Bloodfallen. They play crucial roles in driving the story forward.
Fatima is an important character too. She is the love interest of Santiago. Her presence shows that love can be a part of one's journey towards fulfilling their Personal Legend, and that true love doesn't hold one back from achieving their dreams but rather supports it.
Well, Stanley Yelnats is the central character. He is a shy and overweight boy who has to deal with a lot at Camp Green Lake. Zero, whose real name is Hector Zeroni, is important as he has a special bond with Stanley. Mr. Sir is another character to note. He is one of the supervisors at the camp and is often mean to the boys. And the character of Stanley's father also plays a role in the story as his family history is intertwined with the events in the novel.
Obviously, the butler himself is an important character. He is the central figure around which the story revolves. There might also be the employer or the master of the house, whose relationship with the butler is crucial to the plot.
Othello is of course a very important character. He is a Moorish general in the Venetian army, a man of great power and status, yet with insecurities that are exploited. Then there is Iago, the villain of the story. He is full of envy and malice, and he manipulates everyone around him. And Desdemona, Othello's wife, a kind and loving woman who becomes a victim of Iago's plots.
There could be a street - smart protagonist who is at the center of the hustling world. This character is likely to be the driving force in the story, making deals and taking risks.