The 773rd episode of Doctor Who (the 75th since the series’ revival) airs on BBC1, beginning the sixth season of the revived series. The episode sets up a time-bending paradox and guest stars Alex Kingston, Mark Sheppard (Battlestar Galactica) and W. Morgan Sheppard (Max Headroom), and introduces a new enemy, the Silents. 
The 774th episode of Doctor Who (the 76th since the series’ revival) airs on BBC1, guest starring Alex Kingston and Mark Sheppard.
The 775th episode of Doctor Who (the 77th since the series’ revival) airs on BBC1, guest starring Hugh Bonneville.
The 776th episode of Doctor Who (the 78th since the series’ revival) airs on BBC1, guest starring Suranne Jones. The episode is written by novelist and comics writer Neil Gaiman, and the script had originally been intended for the previous season.
The 777th episode of Doctor Who (the 79th since the series’ revival) airs on BBC1. This is the first part of a two-part story.
The 778th episode of Doctor Who (the 80th since the series’ revival) airs on BBC1. This is the conclusion of a two-part story.
The 779th episode of Doctor Who (the 81st since the series’ revival) airs on BBC1. Alex Kingston, Frances Barber, and Simon Fisher-Becker guest star. This is the first part of a mid-season cliffhanger; the series resumes nearly two months later.
The 780th episode of Doctor Who (the 82nd since the series’ revival) airs on BBC1. Alex Kingston guest stars.
The 781st episode of Doctor Who (the 83rd since the series’ revival) airs on BBC1. Daniel Mays guest stars.
The 782nd episode of Doctor Who (the 84th since the series’ revival) airs on BBC1.
The 783rd episode of Doctor Who (the 85th since the series’ revival) airs on BBC1. David Walliams guest stars.
The 784th episode of Doctor Who (the 86th since the series’ revival) airs on BBC1. James Corden guest stars.
The 785th episode of Doctor Who (the 87th since the series’ revival) airs on BBC1. Alex Kingston, Frances Barber and Simon Callow guest star. This episode brings the revived series’ sixth season to a close.
The short Doctor Who story Death Is The Only Answer, starring Matt Smith, airs during Doctor Who Confidential. The story was written by the winners of a Doctor Who Confidential writing competition.
A short Doctor Who sketch, starring Matt Smith, airs during the BBC’s annual Children In Need charity telethon.
The Doctor, The Widow, And The Wardrobe, the 786th episode of Doctor Who (the 88th since the series’ revival) airs on BBC1. This Christmas special guest stars Claire Skinner, Alexander Armstrong (The Sarah Jane Adventures), Bill Bailey, and Arabella Weir.
The 787th episode of Doctor Who airs on BBC1 (the 89th episode since the series’ revival). Asylum Of The Daleks opens the seventh season of the revived show, and features a surprising first appearance by new series regular Jenna-Louise Coleman, whose new companion character was originally announced as debuting in the 2012 Christmas special. (The most surprising thing about this is that preview audiences keep this secret from the entire internet for several weeks.)
The 788th episode of Doctor Who airs on BBC1 (the 90th episode since the series’ revival). Mark Williams guest stars as Brian Williams.
The 789th episode of Doctor Who airs on BBC1 (the 91st episode since the series’ revival). Ben Browder (Farscape, Stargate SG-1) guest stars.
The 790th episode of Doctor Who airs on BBC1 (the 92nd episode since the series’ revival). Mark Williams guest stars as Brian Williams; Jemma Redgrave appears as UNIT’s new scientific advisor, Kate Stewart.
The 791st episode of Doctor Who airs on BBC1 (the 93rd episode since the series’ revival). This episode sees the exit of TARDIS travelers Amy and Rory, and the return of the Weeping Angels. Alex Kingston guest stars.
The 792nd episode of Doctor Who airs on BBC1 (the 94th episode since the series’ revival). This is the series’ 2012 Christmas special, guest starring Richard E. Grant (Withnail & I) with a voice-over appearance by Sir Ian McKellen (The Lord Of The Rings trilogy).
The 793rd episode of Doctor Who airs on BBC1 (the 95th episode since the series’ revival).
The 794th episode of Doctor Who airs on BBC1 (the 96th episode since the series’ revival).
The 795th episode of Doctor Who airs on BBC1 (the 97th episode since the series’ revival). The Ice Warriors make their first television appearance since the early 1970s. David Warner and Liam Cunningham guest star.
The 796th episode of Doctor Who airs on BBC1 (the 98th episode since the series’ revival). The Ice Warriors make their first television appearance since the early 1970s. Dougray Scott and Jessica Raine guest star.
The 797th episode of Doctor Who airs on BBC1 (the 99th episode since the series’ revival). For the first time in the new series, much of this episode’s action takes place within the TARDIS itself.
The 798th episode of Doctor Who airs on BBC1 (the 100th episode since the series’ revival). Dame Diana Rigg (The Avengers, On Her Majesty’s Secret Service) and her real-life daughter Rachael Stirling guest star.
The 799th episode of Doctor Who airs on BBC1 (the 101st episode since the series’ revival). Warwick Davis (Willow, the Star Wars movies) guest stars in an episode written by Neil Gaiman, featuring the Cybermen.
The 800th episode of Doctor Who airs on BBC1 (the 102nd episode since the series’ revival), closing the new series’ seventh season and setting up hints toward the much-anticipated 50th anniversary special. John Hurt and Richard E. Grant guest star.