Well, it could be a group of paranormal investigators as the main characters. They enter the ghost world to study it and end up getting involved in all sorts of adventures and mysteries within the story. Or perhaps there is a lonely ghost who is the central figure, and the story is told from their perspective as they interact with the living or other ghosts in the ghost world.
There's also Rebecca. She is Enid's friend and they share a lot of experiences together throughout the novel.
Enid Coleslaw is one of the main characters. She's a complex and somewhat cynical young woman. There's also Rebecca Doppelmeyer, her friend. They both have distinct personalities that drive the story forward.
In 'the ghost story', the main characters could be the people who encounter the ghost. Maybe a group of curious kids or a brave investigator.
As I don't know the particular '1930 ghost story', it could have a protagonist like a young journalist who is investigating the strange happenings. There might also be an old caretaker of the haunted place who has some secrets.
Darwin is also a key character. He's Gumball's best friend and often accompanies him in their adventures, including those related to the ghost stories. Their friendship brings a lot to the table in terms of how they react to the spooky situations.
The main character in the Ghost of Tsushima main story is Jin Sakai, a samurai with a strong sense of duty towards his homeland. His uncle, Lord Shimura, is an important part of the story. Lord Shimura represents the traditional samurai values. Another important character is Yuna. She is a thief - turned - ally of Jin. She has her own skills and knowledge of the island which prove invaluable to Jin in his fight against the Mongols. There are also Mongol characters like Khotun Khan, who serves as the main antagonist, driving the conflict in the story.
Since I don't have the full details of the 'ghost of razgriz story', it's hard to say exactly who the main characters are. But it's likely that the 'ghost of razgriz' itself is a main character, as the story is named after it. There may also be other characters who interact with the ghost, such as a brave hero who tries to confront it or a wise old sage who knows the secrets about it.
The main characters are likely to be the members of the Walton family, but without more specific information, it's hard to name them all precisely.
Well, it depends on the version of the story. Sometimes there's a lone traveler who stumbles upon the strange happenings in Blackwell. Another common character could be the ghost itself, which is often described as a shadowy figure.
Since I don't know the specific 'waltons ghost story', I can't say for sure. But likely it would include members of the Walton family like the parents and the children.