Former Doctor Who star Sylvester McCoy thinks the dynamics of the series will be ruined if the Time Lord becomes a woman.
The actor is currently at work on Peter Jackson's upcoming Lord of the Rings prequels.
Ken Stott, Sylvester McCoy and Mikael Persbrandt have also officially signed on for Peter Jackson's Middle Earth prequel.
The former Doctor Who would not reveal whom he is playing in the two upcoming prequels.
A story reveals that McCoy could be up for Radagast the Brown.