From Daleks to Cybermen, the makers of Doctor Who pride themselves on creating characters that leave viewers hiding behind the sofa.

But the thirteenth person to take on the role of the Doctor has insisted there's one thing fans should not be afraid of - her gender.

Jodie Whittaker, who was unveiled on Sunday as the first female Doctor Who in the programme's history, has urged fans not to be scared of her because she is a woman.