50th Anniversary Filming: Doctors Unite

The first picture of David Tennant and Matt Smith together in costume has been captured. Along with a Zygon in the background.

UPDATES:

Ten’s TARDIS:

David Tennant and Joanna Page run away from the Zygons.

John Hurt in costume:

Tennant between filming.

Joanna Page in costume:

Gallery by BBCfangirl.