I don't know what service it is,
but the entire six-episode series can be purchased
to be viewed. Streaming? something like that.

I've already seen a still photo or two from
an episode that has yet to be aired on television.

And in one of them, Carlyle's Prime Minister
has his lips pulled back, his teeth bared,
and a terrifying scowl in forehead and eyes.
Not so far removed from Begbie, after all ...