We've got to find another way of producing energy.

Well yes so far, I was recently in Germany and they had me do six book signings a day and that was too much so I had them cut it down to about three. It becomes taxing at times but its a lot of fun and you meet a lot of nice people.

Actors can't retire. What would they do?

You know Hollywood is a weird and wonderful place, I didn't know I Dream of Jeanie had been cancelled after 5 years until I went back to go on the lot to pick up some clothes and things I had in my dressing room.

'Dallas' hit a chord back in the late Seventies and Eighties because it was the age of greed: here you have this unapologetic character who is mean and nasty and ruthless and does it all with an evil grin. I think people related to JR back then because we all have someone we know exactly like him. Everyone in the world knows a JR.

I've travelled a huge amount, but almost all of it has been through work. I spent five years stationed in London in the special services of the American Air Force, producing and directing shows for the troops, which I absolutely loved.

It always annoys me when stars grumble about fans coming up to them in the street. I love it. These young stars today with all their airs and graces, they need to remember it is an honour and a privilege to make money from acting. How hard is it?