It was pretty damn wonderful actually

Right to left, Richard Clark (director) Steven Moffat (showrunner/lead writer) Matt Smith (actor), me (writer of episode). I do not know why Matt's head and mine are dissolving into light.
What would you like to know?
Actually it doesn't matter what you'd like to know, all I'll say is that the table read was pretty amazing, the guest star or stars will be fabulous, Matt's great, Arthur's wonderful and I never got to say hullo to Karen (who was amazing).
I had a meeting after the...