Since I haven't read the novel, I can't say for sure. But it's likely that the king himself is a main character. There might also be his advisors, his family members like his queen or his heir, and perhaps some kind of antagonist, like a rival king or a powerful wizard who opposes him.
I don't know specifically about this novel, but typically in a story about a king, there would be the king as the central figure. There could be his loyal knights or soldiers who follow him on his quest. And there may be other characters such as a seer who gives him advice or a peasant who plays an unexpected role in his journey. There could also be characters from other kingdoms that interact with him in various ways, either as allies or enemies.
Not having read 'the call of the king novel', we can only make educated guesses. The king is surely a main character. There might be a love interest for the king, a strong - willed woman who either supports or challenges him. Then there could be his trusted councilors, men and women who help him rule. There may be a mysterious stranger who appears and has a profound impact on the king's actions. And of course, there could be the villains of the story, those who seek to undermine the king's rule or thwart his response to the call.
Based on the title, the two main characters are likely the alpha king and the call boy.
I don't know as I haven't read it, but it could be a young man with a mysterious past who discovers he has a claim to the throne.
I don't know the main characters in 'the call girls novel' as I haven't read it. But they could be the call girls themselves, maybe a particularly memorable one among them. There might also be characters like their clients, or people in their personal lives such as friends or family.
There are the midwives themselves. Their names might vary depending on the specific story within the novel, but they are the central figures who drive the narrative forward.
In 'Call of the Night Novel', the central character is a young man who finds a new world at night. He has a curious nature. There is a female character who is quite mysterious. She has an alluring presence and her actions and words often influence the protagonist. Additionally, there are some side characters such as the people he encounters in the various night - time locations. These side characters help to create a more vivid picture of the night - time world in the novel.
Since I haven't read the exact 'A Place to Call Home Novel', it's hard to say precisely. However, common types of main characters in such a novel could be those who have been displaced, like refugees. They would be on a journey to find a stable and welcoming place that they can call home. There might also be local characters in the new place who either help or hinder their efforts to find that place to call home.
I don't have enough information to determine who the main characters are. It could be a bartender, a regular customer, or someone new who shows up during the 'last call' in a story set in a bar - like scenario.
The main character is often a young man who is intrigued by the night. There are also female characters who he meets during his night - time escapades, some of whom may have their own secrets and powers related to the night.
There's often the investigator character who is trying to uncover the secrets of the Cthulhu mythos. Also, there are the cultists who worship the ancient and terrifying entities.
I'm not sure specifically as I haven't read it, but likely there are investigators. These could be people with different backgrounds like a detective, a scholar, or a journalist, all drawn into the mystery of the Cthulhu Mythos.