The Deep End

The Deep End was the 4th episode of the Bluesilver sixth series. It saw the return of the Saturnynians, but not in an antagonistic role.

Synopsis
At the bottom of the Atlantic ocean, a group of Saturnynians are building an underwater city.

Cast

 * The Doctor - Matt Smith
 * Amy Pond - Karen Gilan
 * Rory Williams - Arthur Darvill

Story Notes

 * This episode was inspired by the cancelled Series 4 story Century House and The Blair Witch Project.