Harry's spoiled cousin who bullies him regularly. Large, stupid boy who is pampered by his parents.

Elderly driver of the Knight Bus with thick glasses. Takes the bus on wild journeys through London...

Accidentally inflated Aunt Marge and fled Privet Drive in anger. Picked up by the Knight Bus.

Harry's loyal snowy owl who delivers his mail and provides companionship.

Vernon's sister who breeds bulldogs. Nasty woman who insults Harry's parents, causing Harry to...

Ministry employee whose job is to modify Muggle memories of magical incidents.

Harry's aunt and Lily's sister. Thin, horse-faced woman who resents Harry and tries to suppress his...

Aunt Marge's favorite bulldog who once attacked Harry. Aggressive dog that reflects his owner's...

Conductor of the Knight Bus, around eighteen years old with protruding ears. Chats with Harry about...

Harry's uncle and guardian. Large, beefy man who works at a drill company and despises anything...

Eccentric neighbor of the Dursleys who owns many cats, mentioned as Harry's occasional babysitter.

Editor of the Daily Prophet who oversees coverage of Sirius Black's escape.

One of the other dangerous prisoners mentioned as being held in Azkaban with Black.

Magical letter that screams its message aloud, mentioned as punishment mail.

Nosy neighbor of the Dursleys who gossips about the family's business.

Daily Prophet reporter mentioned in connection with sensational stories about Sirius Black's escape.

Dangerous wizard who escaped from Azkaban prison. First wizard ever to break out of the supposedly...

Radio broadcaster on the Wizarding Wireless Network who announces news and programs.

Radio journalist reporting on Sirius Black's escape and the Ministry's response.