Doctor Who: 28 Great Behind The Scenes Shots You Need To See
23. Knock, Knock...
943314Who's there? It's the Tenth Doctor himself, David Tennant, of course, and he's on location with Billie Piper during filming on the Series 2 premiere, New Earth.
The production was seemingly doomed from the start on this particular episode as filming famously overran due to hazardous weather conditions. That's South Wales for you! At least these two could laugh about it, though. And something had certainly ticked them in this shot...