The Doctor is obviously one of the main characters. He's the time - traveling hero who gets into all sorts of adventures.
His companions are also main characters. They often accompany the Doctor and play important roles in the stories. They might provide different perspectives and skills that help the Doctor in his quests during the Christmas - themed adventures.
There could also be recurring villains or alien species that act as antagonists in the 'Doctor Who Christmas Stories'. These characters create conflict and challenges for the Doctor and his companions, making the stories more exciting.
In 'the good doctor stories', there could be main characters like a surgeon who is known for his steady hands and fearless approach in the operating room. There may also be a general practitioner who is really good at diagnosing rare diseases. And then there could be a young intern who is full of enthusiasm and eager to learn from the more experienced doctors.
Often, the main characters are the doctors themselves. They could be military doctors like those in the British Army during the Falklands War.
There are also often other Time Lords and various alien species involved. The Time Lords play an important role as they are at the center of the Time War. Some of the alien species are either the enemies in the war or the victims caught in the crossfire. Their interactions with the War Doctor add depth to the stories. For instance, there might be a species that the War Doctor tries to protect from the Time War's destruction, which shows his compassionate side even in the midst of all the chaos.
The elves are also main characters. They are the ones who work hard in the North Pole making toys. They are often depicted as small, nimble, and very creative beings in Action Christmas Stories.
The main characters might also include children. They could be the ones who are most excited about Christmas on the prairie. They might be looking forward to getting a small gift, seeing the Christmas decorations, or eating a special treat. Their innocence and joy could be a central part of the stories in 'Prairie Christmas Stories'.
Also, there could be some Christmas - specific characters like Santa Claus or elves if the stories have a more magical take on Christmas. They would interact with Thomas and add to the festive feel of the stories.
The main characters are surely the Avengers themselves. This includes Iron Man (Tony Stark), Captain America (Steve Rogers), Thor, Hulk, Black Widow, and Hawkeye. They are the ones who would be at the center of any story in the 'Avengers Christmas Stories' collection, whether they're saving Christmas or just having a holiday celebration together.
In some of the stories, there are also kind-hearted adults. These adults might be a simple baker or a poor fisherman. They show great compassion towards the children or other needy people. For example, an old woman who shares her last piece of bread with a hungry child. They play important roles in spreading the Christmas spirit.
Maybe Santa Claus and his elves are the main characters. They are very common in Christmas stories.
Maybe there's a hard - working shopkeeper. In a Christmas story, this person could be selling all the Christmas goodies and interacting with different customers. There could also be an angel - like figure, which is quite common in Christmas stories, who might be guiding or helping the other characters to experience the true meaning of Christmas.