Well, this was an interesting one - I'm not really 100% sure how I feel about it.
On the one hand, the idea of the Doctor being coerced into robbing a space bank is an interesting one. The "Ocean's 11" feel they were goign for was something new to try. Certainly, it wasn't quite like any other Doctor Who story that I can recall off the top of my head.
On the other hand, it all felt a little…