The trailer features all new clips from the episode, and runs for a short 20 seconds.
The synopsis for ‘The Beast Below’, can be seen below:
The Doctor takes Amy to the distant future, where she finds Britain in space. Starship UK houses the future of the British people, as they search the stars for a new home. But as Amy explores, she encounters the terrifying Smilers and learns a deadly truth inside the Voting Booth.
And the trailer, can also be seen below:
The Beast Below is set to broadcast on Saturday 10th April at 6:15PM on BBC One and BBC HD.