We didn't know until really quite late in the piece how Joel [Wyman] would finish it off.

We often get pigeon-holed as a tough guy, or whatever else. I've been pigeon-holed as a heavy and serious, and almost a baddy, but not quite a baddy, over the years of my work in television, particularly.

Human beings, we have dark sides; we have dark issues in our lives. To progress anywhere in life, you have to face your demons.

I suppose, when you start up in acting, you hope to be given challenges, and you always have dreams about the things you could do and couldn't do, but normally we get pigeon-holed a little bit, as we go on in our careers.

I always loved the challenge. When something new happened, I always used to get quite excited.

Walter is incredibly complex. I do a lot of thinking about the work I do, and try to get the rhythms of scenes.

My last two characters have been Denethor and Walter Bishop. Both will be hard acts to follow. That sits in the hands of my managers, at present. I just have no idea what's going to be offered to me.