Doctor Who (2005–2022)Series 7, Cold WarCold War: Behind the Scenes

We take a look at the making of this subaquatic adventure...

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Behind the scenes…

Model behaviour... Mike Tucker (left) supervises the sub.

Doctor Who (2005–2022)—Series 7, Cold War
9/14On a Russian submarine, a frozen alien warrior is waking up, just as the TARDIS arrives.
BBC One