Knock Knock! (short story)

Knock Knock! was a short story published in the Doctor Who Storybook 2010. It was written by Paul Magrs. It featured the Tenth Doctor.
== Summary ==
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== Characters ==
* Tenth Doctor
* Mary
* Tommy
* Scoggins
* Jeffrey Fairbairn
* John Henry
== References ==
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== Notes ==
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== Continuity ==
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Category:Tenth Doctor short stories
Category:2009 short stories
Category:DWS short stories
Category:Stories set in London