|The Keys of Marinus|
The novelistation of 'The Keys of Marinus' was written by Philip Hinchcliffe.
Back Cover Blurb
MARINUS a remote force-shielded island set in a sea of acid, governed by THE CONSCIENCE the ultimate computer which rules and balances the gentle life of Marinus, guarded by ARBITAN THE KEEPER ruthless protector of a peace-loving race threatened by YARTEK Warlord of the brutal sub-human Voords, sworn enemy of Arbitan and of Marinus, who has within his grasp THE KEYS OF MARINUS the Conscience's vital micro-circuits, the doors of good and evil.
Can the Doctor find the hidden circuits in time? Arbitan's command was 'Find them, OR DIE!'