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The First Doctor enters the Twelfth Doctor's TARDIS - Doctor Who: Christmas Special 2017 - BBC One
The First Doctor Regenerates Animation! | Doctor Who
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The Doctor's Regenerations (1966 - 2022) | Doctor Who
Why Series 1 Was The BEST of Modern Doctor Who
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The First 55 Years - Every Doctor Who Story 1963-2018 - by BabelColour
A Guide To The First Doctor | Doctor Who
We Are Called Cybermen (Doctor Who/ 1966 The Tenth planet)
Breaking the Rules of Regeneration | Doctor Who | The Time of the Doctor
The Original 1963 Titles | Doctor Who
Don't Blink! | Blink | Doctor Who