Thus a traditional 4-part story was transmitted in 2 parts. The Sixth Doctor featured only in the final serial, The Twin Dilemma. It is not included in the episode or story counts as it was not broadcast.
The voices of the original actors with new animation was incorporated to bridge the gaps between the recorded live-action segments.
The story was later completed and officially released on home media in 2017.
The Second Doctor featured for the remainder of the season from the third serial, The Power of the Daleks. The following table dictates the season or series in question for the programme as a whole. This section is transcluded from List of Doctor Who episodes (2005–present)#Series overview.