Hugh Bonneville's agency cv has been updated with a couple of intriguing details about Episode Three of the new series.

The director is another newcomer to the show Jeremy Webb, who is probably best known to telefantasy fans for his work on Merlin.

And what's in a name? Bonneville's character is listed as Avery – we wonder whether he is based on, or even is, John Avery the notorious pirate captain. Goodness knows there's enough material in this Wikipedia article for a Doctor Who story!