We survived the Doctor’s journey Under the Lake but the nautical theme continues next week as our heroes travel to Before the Flood.

On a remote Army outpost, a fearsome alien warlord sets in motion a twisted plan to ensure his own survival. The ripples will be felt around the universe. Is this chain of events inevitable? And can the Doctor do the unthinkable?

Before the Flood airs on Saturday 10th October at 8.25pm on BBC One.

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