If you like Doctor Who then try . . .

The Hitchhiker's Guide to the Galaxy by Douglas AdamsThe Hitchhiker's Guide to the Galaxy
Douglas Adams
The Here and Now by Ann BrasharesThe Here and Now
Ann Brashares
The Bane Chronicles by Cassandra ClareThe Bane Chronicles
Cassandra Clare
The Reluctant Assassin by Eoin ColferThe Reluctant Assassin
Eoin Colfer
Tempest by Julie CrossTempest
Julie Cross
The Obsidian Mirror by Catherine FisherThe Obsidian Mirror
Catherine Fisher
Interworld by Neil GaimanInterworld
Neil Gaiman
Singing the Dogstar Blues by Alison GoodmanSinging the Dogstar Blues
Alison Goodman
The Obsidian Blade by Pete HautmanThe Obsidian Blade
Pete Hautman
Planesrunner by Ian McDonaldPlanesrunner
Ian McDonald