Doctor Who and the Underworld (novelisation)

 was a novelisation based on the 1978 television serial Doctor Who television serial Underworld.

Publisher's summary
Exploring the very edge of the known universe, the Fourth Doctor, Leela and K9 discover a group of astronaunts searching for the lost gene bank of the Minyan race. During the perilous voyage, the astronauts' craft plunges into the heart of a recently formed planet, wherein an awesome secret is hidden.

How will the Minyan quest end?

What must the Doctor wrest from the Heart of the Oracle?

Chapter titles

 * Prologue
 * 1) The Nebula
 * 2) The Minyans
 * 3) The Intruders
 * 4) The Quest
 * 5) Buried Alive
 * 6) The Trogs
 * 7) Skyfall on Nine
 * 8) The Smoke
 * 9) The Mouth of the Dragon
 * 10) The Sword of Sacrifice
 * 11) The Crusher
 * 12) The Battle
 * 13) Doomsday
 * 14) The Legend

Deviations from televised story

 * The background to the Minyans, the Time Lords and the crew of the R1C are expanded upon.
 * It is Idas rather than Idmon who trips and nearly causes the Doctor and Leela to fall into the crusher.
 * The Doctor gets replacement parts for the R1C from the P7E.

Writing and publishing notes

 * to be added

Additional cover images
to be added

British publication history
First publication:
 * Hardback - W.H. Allen & Co. Ltd. UK
 * Paperback - Target