704. The Power of Three


  • Broadcast: 22 September 2012
  • Viewers: 7.67 million
  • Availability: Series 7 Part 1


The Doctor and the Ponds puzzle an unlikely invasion of Earth, as millions of sinister black cubes arrive overnight, almost like presents falling from the sky.

But what are they, what’s inside them and most importantly, who sent them? With the international community at a loss, it’s left to the Doctor to unearth who is behind the mystery.


Written by Chris Chibnall
Directed by Douglas Mackinnon

The Doctor -- Matt Smith
Amy Pond -- Karen Gillan
Rory Williams -- Arthur Darvill
Mark Williams -- Brian Williams
Kate Stewart -- Jemma Redgrave
Steven Berkoff -- Shakri
Selva Rasalingam -- Ranjit
Alice O’Connell -- Laura
Arnold Underwood -- Peter Cartwright
Orderly 1 -- David Beck
Orderly 2 -- Daniel Beck

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