It's a dumb question, because I don't look at things as a black director, just as a director, so ask me as a director first and we can segue into the colour thing later.

Sometimes violence in a very real way is much faster and more impactful because it feels real and you're watching it happen and you're watching your star do these things, so it's not like he's doing superhero moves.

Not harder than it should be, no. We're about the business, we're about the work. It's all about the work, always. We have fun and laugh and there're days that are more intense than others, but we're there to make it better. He's always going to try and make it better, I'm always going to try and make it better. So you accept anything, you accept whatever it takes to get it up on the screen and make it worthy.

So it's hard to be an artist and be true to the reality of the world you want to create and also make it entertaining and successful financially.

I became a director just for the love of movies, because of the power of cinema.

OCD, we discovered is a lot of different things-it's not just washing your hands, it's whatever you're obsessed with. It can be just the way you hold a pen, and you always have to have it a certain way or you have to eat your food, it depends. It's something that, as a character I thought was really interesting because sometimes it's used in a film where it is OCD and sometimes it's strategic.

One hundred percent, I mean, many of the Sergio Leone movies were with Clint Eastwood, and that's what it is.