Doctor Who fans are 'very worried' about the show's future after a clip seemingly raised questions about a third series.

The Doctor Who fan said: "This is just depressing. It just does not sound positive. The more Russell talks the more it seems likely a sort of hiatus is sadly coming.

"Season 2 needs to perform well to convince the BBC and Disney not to give up. Its such a huge part of my........

© South Wales Argus