Not actually bad or anything, but really sort of slow, low key, took 45 minutes to tell us who next week's bad guys are, and looked remarkably cheap not in a bad-FX or design way but in a...
Well, this huge drilling project is staffed entirely by an old bloke, his son, and a middle aged woman. And the younger bloke's wife and son are the *only other people in town*
It's like Third-season Trek, when suddenly there were no extras anywhere... From the trailer it looks like, basically, they blew all the budget on part 2.
This reflects exactly my thoughts as I was watching it. Not a lot of money being spent there, and the whole ep really could have been done in ten minutes. Bit empty.
Also, did anyone else get an Israel/Palestine vibe from the Doctor's conversation with the Silurian? Found that parallel a little uncomfortable myself...