Having sported neatly styled brunette locks for years, John showed off a cropped, grey barnet. The star later appeared on ITV1's Lorraine and explained the reason behind his changed look. He told Christine Lampard: “I did it for my 50th birthday. I shaved my head and let it go grey.

Is John Barrowman's white hair natural?

'My hair is completely white', reveals John Barrowman as he admits dyeing it black. He's already admitted using Botox to maintain his dashing looks. ... He claims he tried to revert back to his natural hair colour but said his partner, architect Scott Gill, persuaded him to continue dyeing it black.

Has John Barrowman dyed his hair white?

TOM Jones might have taken the natural “root” and ditched the dye but actor John Barrowman is not going to be following him any time soon. The Torchwood star has revealed that his hair is completely white and he regularly uses dye to cover it up. And that is not going to change anytime soon.