An unmanned spaceship hurtles towards certain destruction - unless the Doctor can save it, and its impossible cargo... of dinosaurs!By his side a ragtag gang of adventurers, a big game hunter, an Egyptian Queen and a surprised member of the Pond family. But little does the Doctor know there is someone else on board who will stop at nothing to keep hold of his precious, prehistoric cargo.
Guest stars: Riann Stelle (Queen Nefertiti); Rupert Graves (Riddell); Mark Williams (Brian Williams) and David Bradley (Solomon)
Executive Producers/Steven Moffat and Caroline Skinner
The episode will be broadcast at 7.35pm - 8.20pm on Saturday 8th September 2012 on BBC One. It is scheduled against ITV1's Red or Black? and the first ten minutes of The X Factor.
(Source: BBC Media Centre)