This category lists all of the characters ( humans, ghosts, groups, etc.) that appear in Danny Phantom . V - E - H - D Characters in Danny Phantom. Premise Daniel "Danny" Fenton, a 14-year-old boy living in the small town of Amity Park, lives with his ghost hunting eccentric parents, Jack and Madeline "Maddie", and his overprotective but caring 16-year-old sister, Jasmine "Jazz".