Series 5, Episode 4: 'The Time Of Angels'
"Didn't anyone every tell you there's one thing you never put in a trap? If you're smart, if you value your continued existence, if you have any plans about seeing tomorrow, there is one thing you never, ever put in a trap." The return of River Song and the Weeping Angels, the Doctor has to find the Angel that's trapped in the belly of the Byzantium and neutralise it. Chaos ensues though, when he and River realise that he's led the team straight into a valley of half-dead Angels that are re-awakening.
Series 5, Episode 5: 'Flesh and Stone'
"Amy, you need to start trusting me. It's never been more important.""But you don't always tell me the truth.""If I always told you the truth, I wouldn't need you to trust me.""Doctor, the crack in my wall. How can it be here?""I don't know yet, but I'm working it out. Now, listen. Remember what I told you when you were seven?""What did you tell me?""No. No, that's not the point. You have to remember." The Doctor, River and Amy escape across a forest on board the Byzantium. The cracks in Amy's wall reappear, erasing the clerics from time, but the Doctor manages to plug the crack with the attacking Angels. River teases that the Doctor will see her again, "When the Pandorica opens."
Series 5, Episode 6: 'The Vampires of Venice'
"Tell me the whole plan... One day that will work." The Doctor picks up Rory, before taking both him and Amy to Venice. They soon uncover a plan to young girls into vampires, headed up by fish-like aliens who claim they ran from the Silence.