The main characters include Walter Hartright, who is sort of the protagonist. He's a drawing master and his life changes when he meets the woman in white. Marian Halcombe, who is a very intelligent and perceptive woman, plays a crucial role in the story. And then there's the woman in white, who is a mysterious figure around whom the whole mystery of the novel revolves. There are other characters as well, like Sir Percival Glyde, who is involved in the complex family affairs and inheritance issues.
There is the woman in white herself, of course. She is a central figure full of mystery. Then there is the hero, whose name I can't recall at the moment, but he is the one who gets drawn into the mystery surrounding the woman in white.
In the 'Woman in White story', there are often several key characters. One is the woman in white, of course. Then there could be a gentleman who is either a detective - like figure or just an ordinary person drawn into the mystery. There may also be a family member or two, like a sister or a father figure, who are somehow connected to the events that revolve around the woman in white. Their relationships and actions drive the story forward.
The woman in white is obviously a main character, being the source of the haunting. There may also be characters who witness her hauntings, like a young man who might be staying in the haunted place.
The main character is of course the woman in white. There might also be the people who encounter her, like a young man who stumbles upon the haunted place where she appears.
Some of the main characters include Walter Hartright, who is one of the narrators and gets involved in the mystery. Then there is Laura Fairlie, a young woman who is at the center of certain events related to the woman in white. Marian Halcombe, Laura's half - sister, is also a significant character. And of course, the woman in white herself, whose identity and motives are a big part of the mystery.
Obviously, the woman in white is a crucial character. She is the center of the mystery that drives the whole plot. Then there's Walter Hartright, the protagonist who gets involved in the mystery surrounding the woman in white.
There's no way to determine the main characters without more information about the 'white night novel'. But they might be characters whose lives are somehow affected by the white nights. It could be a local guide who shows tourists around during this special time, or a scientist studying the ecological effects of the white nights.
The main characters are the Swiss woman and the Masai warrior. Their relationship forms the core of the story.
Maybe there's also an antagonist who uses the protagonist's white lies against them. This character could be a rival in love, business, or some other aspect of the protagonist's life. Their actions in response to the white lies could create a lot of conflict and drama in the story of the 'White Lies Novel'.
As I haven't read the 'White City A Novel', I can't say for sure. But there could be a group of characters. There might be a local who has deep knowledge of the white city and its secrets, and a visitor who comes to the city and changes it or is changed by it.