The number of episodes on this page, with one exception (“The Ninety-Second War”), includes two-part episodes as one show. The pilot episode (episode “0”) is included in season one. This does not include the 2-part version of the pilot at the end of the first season.

Season Episodes Finished To Do
1 23 23 0
2 24 24 0
3 22 22 0
4 23 23 0
5 24 20 4
6 24 21 3
7 24 22 2
8 23 21 2
9 23 20 3
10 24 24 0
11 20 18 2
12 19 19 0
  273 257 16