← Back to search
Content levels
ViolenceNot rated
Sexual contentNot rated
LanguageNot rated
Trigger warnings
Not yet taggedPositive tags
Not yet taggedTropes
Not yet taggedThemes
Not yet taggedSynopsis
Eminent scientist Emil Keller has developed a revolutionary new process for the treatment of hardened criminals. His invention, the Keller Machine, is being heralded as a major scientific breakthrough. But Professor Keller is in truth the Master and the Keller Machine is much more than a mere machine. Soon the Doctor is involved in a bitter struggle with his deadliest enemy, an alien mind parasite, and a diabolical scheme to plunge the world into a Third World War...