Most people are in marriages, and there are very few movies made about what it really is like to be married for a length of time. You always show the romantic part and all that. Or the divorce, and the horrible split, and the guy's having an affair, or she's having an affair, and they're going to get split up, whatever. But very few people just look at what actually happens in a marriage.

Pretty much anything you laughed at in the second half of the 20th century can be traced back to Your Show Of Shows.

Harry [Shearer] and I had an idea to do a movie about rock 'n' roll from the roadies' perspective, from backstage. Then Meat Loaf came out with a movie called Roadie and we thought, "Oh, we can't do that now." So we kind of discarded the idea.

Hollywood is one of those places where, traditionally, money has come from - along with New York, Texas, Florida, Silicon Valley in northern California and the unions. But because of the Internet and the way campaigns are financed these days, you don't need traditional financing as much as you used to - and Barack Obama has tapped into that in a big way. But at the end of the day, people in Hollywood care more about [the presidency] than just the trappings of it and the surface type stuff. They care about the issues.

People can be ignorant and still have loving, human qualities.

Usually I don't like to act in movies that I direct because it's kind of confusing.

It gives you more freedom, the digital camera.