If someone says 'Give me one word of advice,' I say 'be fearless.' And knowing without any shadow of a doubt that what they have to give - who they are - is totally unique and not shared by anybody else. And to believe in that uniqueness. It took me decades before I developed courage as an actor.

William Shatner has one style. We have completely contrasting personalities. We're very good friends. I adore him, but we're very different people, so they were smart enough to write characters that reflected that.

Creating a believable world on the ship was very important, and technically they got better and better and better at showing the ship too.

For seven years I did very little theatre, and I have to make up some time.

As the captain, I was going to be having the dominant role in most of the episodes, and that was appealing. I wasn't interested in coming to Hollywood to sit around.

As a child, I heard in my home doctors and ambulance men say, 'Mrs. Stewart, you must've done something to provoke him.' 'Mrs. Stewart, it takes two to make an argument.' Wrong. Wrong! My mother did nothing to provoke that - and even if she had, violence is never ever a choice that a man should make. Ever.

I've been a witness to unfairness in society all my life. To the conditions under which my mother worked all her life, working in an industrial weaving shed in the north of England. And it has been this feature of unfairness that has motivated me in all of my political thinking.