A solar tsunami sends the TARDIS crew to an acid mining factory in the 22nd century, where a small team of workers come under attack from their doppelgangers.
#1 | Released 2011-05-21, Rated TV-PG Score 19.339 |

#2 | Released 2011-05-21, Rated TV-PG Score 15.045 |

#3 | Released 2011-05-21, Rated TV-PG Score 14.389 |

#4 | Released 2011-05-21, Rated TV-PG Score 14.158 |

#5 | Released 2011-05-21, Rated TV-PG Score 13.800 |

#6 | Released 2011-05-21, Rated TV-PG Score 13.189 |

#7 | Released 2011-05-21, Rated TV-PG Score 12.849 |

#8 | Released 2011-05-21, Rated TV-PG Score 12.639 |

#9 | Released 2011-05-21, Rated TV-PG Score 12.297 |

#10 | Released 2011-05-21, Rated TV-PG Score 11.833 |

#11 | Released 2011-05-21, Rated TV-PG Score 10.759 |

#12 | Released 2011-05-21, Rated TV-PG Score 10.580 |

#13 | Released 2011-05-21, Rated TV-PG Score 10.477 |

#14 | Released 2011-05-21, Rated TV-PG Score 10.294 |

#15 | Released 2011-05-21, Rated TV-PG Score 9.9913 |

#16 | Released 2011-05-21, Rated TV-PG Score 9.3095 |

#17 | Released 2011-05-21, Rated TV-PG Score 9.1062 |

#18 | Released 2011-05-21, Rated TV-PG Score 8.9321 |

#19 | Released 2011-05-21, Rated TV-PG Score 8.8930 |

#20 | Released 2011-05-21, Rated TV-PG Score 8.8818 |

#21 | Released 2011-05-21, Rated TV-PG Score 8.7390 |

#22 | Released 2011-05-21, Rated TV-PG Score 8.4572 |

#23 | Released 2011-05-21, Rated TV-PG Score 8.2607 |

#24 | Released 2011-05-21, Rated TV-PG Score 8.1224 |

#25 | Released 2011-05-21, Rated TV-PG Score 7.8604 |
