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DOCTOR WHO Season 4 Episode 4 : The Sontaran Stratagem (1)

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Location: Modern-day Earth Date: 2009 Enemies: Sontarans Aided by the Rattigan Academy, the Sontarans establish a covert base at the mysterious ATMOS Factory. Can the Doctor stop the Sontarans from unleashing a potent terror that will bring the world to its knees?


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