Whenever the lion fish in the fish tank in the captain's ready room died it was always a sad moment.

I was just excited by the whole prospect of working in a television series in Hollywood. I had never anticipated that as an actor I would ever end up here. It may be some sort of fantasy I'd thought about from time to time, but it was completely unrealistic.

Encouraging people to believe in it was the most important thing of all. It's one of the reasons I was always uncomfortable whenever film crews came on the set to shoot things. I didn't want our make-believe to be exposed.

I would like to see us get this place right first before we have the arrogance to put significantly flawed civilizations out onto other planets, even though they may be utterly uninhabited.

I've been an activist all my life. And always a liberal activist, for the simple reason that it is on the liberal left that you find the true recognition for the need for fairness in society. I'm not saying equality, because that you can never achieve, because equality is based on such complex criteria. But fairness is another issue.

Tom Hanks knows the name of all the episodes.

I've met actors where you think, if only you could just clean up your act and get it together, people would want to work with you. Some people are so difficult, it's just not worth working with them.