and i've got colleagues who say the same thing, the few who've played james tyrone. it's -- o'neill, deeply emotional. it's quite long, very complicated characters. it's -- when richard air asked me to do with lesley manville who i admire hugely, i thought, well, maybe i've got one more mountain in me. and i don't know whether i'll do any other biggies after this, but it's great to get match fit again, you know. >> one more mountain. that grueling, is it? >> oh, yeah. >> what is like? how many performances per peek? >> these great roles, you produce the amount of adrenaline you would if you were driving a car 30 miles an hour into a brick wall, what that does to you, that's what happens every night. and, you know, when you get to my age, and i no longer -- i know i look it, but i'm no longer in my 20s. >> you do look it, near enough. >> and, you know, it doesn't get easier. >> does learning the lines get more difficult? >> yeah, it does. >> you don't have one of those ear jobs in? >> no, no. >> it is one of the, inot the masterpiece by eugene o'neill. >> i think so.