The Silver ChairC. S. LewisThe Chronicles of Narnia, book 6

Characters in The Silver Chair

8 characters, main characters first.

Main characters

Jill Pole
Also in The Last Battle, The Chronicles of Narnia
Eustace Scrubb
Also in The Voyage of the Dawn Treader, The Last Battle, The Chronicles of Narnia

Antagonists

The Lady of the Green Kirtle

Supporting characters

Puddleglum
Also in The Chronicles of Narnia
Aslan
Also in The Magician's Nephew, The Lion, the Witch and the Wardrobe, The Horse and His Boy, Prince Caspian, The Voyage of the Dawn Treader, The Last Battle
Trumpkin
Also in Prince Caspian, The Chronicles of Narnia

Minor characters

Prince Caspian
Also in Prince Caspian, The Voyage of the Dawn Treader, The Chronicles of Narnia