"Support for charities takes many forms. Some people give their money, some their spare time. I give ..." — David Harewood

Back in 2005, the Anthony Nolan Trust could have asked me just to speak out about the lack of ethnic minority donors on the bone marrow register, but that would have meant nothing if I wasn't prepared to join up myself.

As an ambassador for the aid agency Cafod and the Anthony Nolan Trust, I need to be sure that my public support for those charities is a help for their work, not a hindrance.

I hope my kids can experience the seasons and a climate that's sustainable. The idea that things are going to be so very different for them is slightly scary.

You always want to look your best at events like the Globes, Emmys, or Oscars. It's a part of the business that I am not particularly comfortable with. I would prefer to turn up in a pair of jeans and an old shirt, but it's all about image - the studio wants you to look your best.