Videos: Trailers, Teasers, Featurettes
The fourth season of British science fiction television series Doctor Who began on 10 September 1966 with the 1st Doctor story The Smugglers and, after a change of lead actor part-way through the series, ended on 1 July 1967 with The Evil of the Daleks. For the first time, the entire main cast changed over the course of a single season.
Streaming, rent, or buy Doctor Who – Season 4:
Currently you are able to watch "Doctor Who - Season 4" streaming on BritBox, BritBox Amazon Channel or buy it as download on FandangoNOW, Google Play Movies, Vudu.