UK Doctor Who
She's got some ideas on which actress it could be.
It was a way of keeping people away.
The actress makes her 'Doctor Who' debut later this month.
His version of the character was last seen in 2010.
'They're going to make a wonderful choice, whether that’s a man or a woman.'
They're both leaving at the end of the current series.
'Bosses have decided to have a completely fresh start.'