Angie - Secretary at Perkin and Rashid desk who befriends Judy Boone.
Mr. Perkin – An employer of Judy Boone, co-owner of Perkin and Rashid, Chartered Surveyors.
Mr. Rashid – An employer of Judy Boone, co-owner of Perkin and Rashid, Chartered
Julie – Christopher's main teacher when he first began attending school.
Aunt Ruth – Cousin of Judy Boone who lives in Manchester and has cancer.
Lady – Mother of a baby and a little boy, Christopher approaches her to ask for directions to the Swindon train station.
Nigel – Policeman who speaks to Christopher at the Swindon train station and loses him on the train to London.
Jack – Student at Christopher's school.
Polly – Student at Christopher's school.
Man in blue jacket – Tries to help Christopher at the London train station.
Woman at Information Booth – Tells Christopher how to get to Willesden.
Man with argyle socks – Rescues Christopher from being run over by a train at a London station.
Woman with guitar case – Tries to help Christopher, has a dog on her case.
Drunken Man – Present at the Willesden station when Christopher arrives.
Man in shop – Indian shopkeeper at Willesden who sells Christopher a map of London.
Sandy – Golden retriever puppy given to Christopher by his father.