John Christopher

Empty World is a science fiction novel written by John Christopher aimed at an adolescent audience. It was Christopher's eleventh such novel. The German station ZDF produced a TV adaptation of Empty World in 1987. An updated film adaptation of Empty World is currently in development with German production company Lago …

Fireball is the first book in the Fireball Trilogy by John Christopher, published in 1981, exploring the adventures of two cousins when they are suddenly transported into an alternative history Earth through a mysterious fireball.

New Found Land is a young adult alternate history novel by John Christopher, the second in his Fireball series. It was first published in 1983.