I'm not sure as I haven't read the story, but it could be a young adventurer who stumbles upon the ghost train. Maybe there's also an old railway worker who has heard tales of the train but never believed them until now.
Perhaps the main characters are a group of friends who decide to explore an abandoned railway line and end up encountering the ghost train. There could also be a mysterious figure, like a spectral conductor, who seems to be in control of the ghostly locomotive.
Since I have no knowledge of 'the train short story', the main characters could be various. It could be a young adventurer who decides to take the train to an unknown destination, and on the way, meets an old wise person who imparts some life - changing wisdom. There might also be a group of friends who are having a reunion on the train, and their interactions and conversations form the core of the story.
As I don't know the particular 'on the train short story', I can't say for sure who the main characters are. It could be a lone traveler, a group of friends, or a family.
The main character is surely the girl on the train. There may also be other passengers or train staff that could be considered important characters depending on the story.
Not having read 'the man on the train short story', it's difficult to determine the main characters precisely. The man on the train is surely a central figure. There could be a mysterious stranger sitting next to him, who is also a main character and whose actions or words drive the plot forward. Additionally, there might be a family on the train that the man interacts with, and they play an important role in the story as well.
The main character is a father who is traveling with his daughter. There are also other passengers on the train who play important roles in the story as they all face the zombie threat together.
I don't know as I haven't read it. Maybe there's a tired traveler who is desperate to get on the last train. There could also be a train conductor who plays an important role in the story.
I'm not sure specifically who the main characters are without more information about 'the ghost train chilla's art story'. It could be the ghosts that haunt the train.
The main character is a man who stumbles upon the mystery of the midnight meat train. There may be other characters like the train conductor who has a rather menacing presence in the story.
In the 'Rin Tin Tin and the Ghost Wagon Train' story, Rin Tin Tin is the central figure. Given the nature of the story, there might be a wagon master or some sort of caretaker associated with the ghost wagon train. There could also be local townspeople who play important roles. The wagon master might be trying to protect the wagon train or its secrets, while the townspeople could be either in danger from the supposed ghosts or involved in the mystery in some way. And of course, there could be villains who are causing trouble around the ghost wagon train and Rin Tin Tin has to deal with them.
I don't know for sure. It could be some travelers who decide to take the ghost train.