The king is surely a main character in this 'the king's bed story'. There might also be a queen if the story involves the king's marriage or personal relationships. And if the story is about the construction or the significance of the bed, the artisans who made the bed could be important characters. They could have put in special details or symbols on the bed that are relevant to the story. Also, there could be advisers to the king who might have discussions with the king while he is in or near his bed.
In 'the king's bed story', the king is bound to be a central figure. He might be accompanied by his courtiers. Courtiers are often around the king, and they could be involved if the story is about the political events that take place near the king's bed. Another possible character could be a jester. Jesters were known to be around the king sometimes, and if the story is set in a more light - hearted context, the jester could play an important role, like entertaining the king while he is on his bed or sharing some interesting news or gossip with him.
Since I don't know the specific 'the king's bed story', it's hard to say. But likely, the king himself would be a main character. There could also be servants who take care of the bed and the king's chambers.
I don't know for sure. But it could be the children who own or use the magic bed.
Since I don't know the specific 'the monster bed story', it could be a child who discovers the strange bed. Maybe there's also a parent or an older sibling who doesn't believe the child at first about the strange things happening with the bed.
Based on the title, the main characters are likely the man who is in her bed and the woman whose bed it is.
Obviously, the main character is the boy. But depending on the story, there could be other characters too. Maybe his parents if they are looking for him while he's under the bed. Or if it's a more adventurous story, there could be a pet that joins him under the bed, like a curious cat.
The main character is the woman who was in the abusive relationship. And her husband who was the abuser are the main characters.
In 'the king's bride story', the king and his bride are central. But we can't forget about other possible characters. The king's guards might be important as they protect the king and the bride. If the story is set in a larger kingdom, there could be regional lords who have different reactions to the king's new bride. There could also be a priest or religious figure if the marriage has a religious ceremony. And the story might introduce a character like a jester or a minstrel who provides some comic relief or a different view on the events related to the king and his bride.
In a possible 'the king's wardrobe story', the king would be the central character. Then there could be his royal tailor, who is in charge of creating and maintaining the clothes in the wardrobe. Additionally, there might be a curious courtier who is always interested in the king's fashion choices and tries to get a peek into the wardrobe. There could also be a thief who attempts to steal from the wardrobe, making him an important character in the story.
As I don't know the specific 'little king's story', it could be the little king himself as the main character. Maybe there are his loyal servants or advisers too.
Most likely, the king is one of the main characters since it's his drum. There could also be a character who is either in charge of the drum, like a drummer or a keeper. And perhaps a character who gets into trouble regarding the drum, like a curious commoner or a mischievous courtier.
The main characters are King George VI and Lionel Logue.