Doctor Who (2005 revival)
The Power of Three
Season 7, Episode 4 · Aired 2012-09-22
Synopsis
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.
In the series
This episode is part of Doctor Who (2005 revival) (2005–present) on BBC One.
The TARDIS returns — timey-wimey as global soft power.
Key cast
- Christopher Eccleston as Ninth Doctor
- David Tennant as Tenth Doctor
- Billie Piper as Rose Tyler
- Freema Agyeman as Martha Jones
- Catherine Tate as Donna Noble
- John Barrowman as Jack Harkness