Doctor Who: The Edge Of Destruction (1988) - Plot & Excerpts
Novelization of the Doctor Who TV episode/story of the same name.
After the First Doctor's failed efforts to regain control of the TARDIS's faulty control system result in an explosion causing everyone to black out, the Doctor and his companions find themselves trapped in the craft. Strange occurrences cause them to suspect the TARDIS has been infiltrated or worse — that one of the crew members has sabotaged the TARDIS.
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