Sophie Kathleen Kent, the heroine. Age: 18. Year: 1952
Jacques Gavroche Calvet, the hero and private agent.
Louis Benett AKA Armand Freedom, (he picked the name, I didn't) villain and kidnapper.
Margaret Cooper, companion to Sophie.
Mr. Kent, Sophie's father.
Mrs. Kent, Sophie's mother.
How part of Sophie's world looks. (During most of the story, that is.)