Season 6

The story arc of this series involves River Song‘s true identity, revelations of the mysterious Silence referenced inseries 5 and apparent death of the Eleventh Doctor.

1 & 2 Pt. 1: The Impossible Astronaut
Pt. 2: Day of the Moon
Steven Moffat Toby Haynes Prequel First appearance of the Silence and Madame Kovarian. Return of River Song.
3 The Curse of the Black Spot Steve Thompson Jeremy Webb Prequel Reappearance of Kovarian.
4 The Doctor’s Wife Neil Gaiman Richard Clark Reappearance of the Ood.
5 & 6 Pt. 1: The Rebel Flesh
Pt. 2: The Almost People
Matthew Graham Julian Simpson Reappearance of Kovarian and introduction of the Flesh concept. Amy is revealed as a Ganger, which the Doctor destroys.
7 Pt. 1: A Good Man Goes to War Steven Moffat Peter Hoar Prequel Return of River Song, along with the Cybermen, Judoon, Silurians, Kovarian, The Church, Headless monks, and Dorium. First Appearance ofVastra, Strax and Jenny.
8 Pt. 2: Let’s Kill Hitler Steven Moffat Richard Senior Prequel Conclusion to A Good Man Goes to War. Return of River Song. First appearance of the Teselecta.
9 Night Terrors Mark Gatiss Richard Clark Amy is turned into a living doll. First appearance of the ‘Tick Tock’ rhyme.
10 The Girl Who Waited Tom MacRae Nick Hurran
11 The God Complex Toby Whithouse Nick Hurran Amy and Rory leave the Doctor. Cameo appearance of the Weeping Angels.
12 Closing Time Gareth Roberts Steve Hughes Reintroduction of the Cybermats and return of Craig Owens, Sophie, the Cybermen, River Song, Madame Kovarian and the Silence. Amy and Rory appear in a cameo.
13 The Wedding of River Song Steven Moffat Jeremy Webb Prequel Reappearance of Amy, Rory, River Song, Winston Churchill, Charles Dickens, Dorium, the Silence and Kovarian.