Characters in The Long Earth

Joshua Valienté

A natural stepper born on another Earth, who needs no device and is more comfortable alone in the Long Earth than in the crowded Datum.

Also in The Long War, The Long Mars, The Long Utopia, The Long Cosmos

Sally Linsay

A veteran stepper with her own agenda and a deeper understanding of the Long Earth than Joshua has yet reached.

Also in The Long Mars

Monica Jansson

A Madison, Wisconsin police officer whose investigation of the reclusive scientist Willis Linsay draws her into the mystery of the stepper device.

Willis Linsay

The reclusive scientist behind the stepper box design, whose motives and whereabouts puzzle the authorities.

Lobsang (Long Earth)

An artificial intelligence who claims to be a reincarnated Tibetan motorcycle repairman, and who accompanies Joshua on his journey across the Long Earth.