I do not comment on my client's personal lives in the media. As for Luke, he did so once, a long time ago when he was an inexperienced, young actor and now with maturity and hindsight, he has learned not to engage the press in his personal life again.

Look at social media. It's what we do, right?

On Broadway and in the United States it's very different - people crossover all the time into television. I think that we'll get there [in London] in the end, but it has to start with who comes to see you in the musical and whether they can see beyond the dancing and the singing.

When you're working, you're flying on someone else's buck. When you're flying on your own, you sort of go, 'You know what, I'd rather keep the dosh in my pocket to spend when I get there.

The gym is somewhere you can go to just forget for an hour what you do for a living, what you are doing on a daily basis. You just turn up and get on with it.

I've always been quite good at watching someone do something and then picking it up, so I turned that talent to watching people on the film set, and just saw how small everything was and how intimate the scenes could be.

For your own self-respect and sanity, your creative freedom, you have to be careful that you don't rely too much on other people's opinions of what you do because it can stunt and inhibit you.