Based on newly discovered scripts and treatments by Terrance Dicks – perhaps the most beloved Doctor Who author of all – Simon Guerrier’s novelisation of The Six Doctors reveals the original conception of The Five Doctors, a radically different take on one of the most celebrated Who adventures ever told.

‘Play the game, Doctor. Destroy your other selves!’

Fireballs tear through time and space. Each one hunts down a different incarnation of the Doctor… ready to erase them in an instant.

But one Doctor is offered a terrible alternative. He can not only survive but live forever – if he agrees to help destroy his other selves. One Doctor. One timeline. One victor.

The Fourth Doctor would usually refuse without hesitation. But after escaping E-Space he feels his life running out and knows he is nearing the end of his time. With nothing to lose, he accepts his role in the deadliest game of all…