Doctor Who, British science fiction television series produced by the British Broadcasting Corporation (BBC).
The original Doctor was played by William Hartnell until 1966
The Doctor, himself a Time Lord, went through time and space on his one-of-a-kind craft, the TARDIS.
Time and Relative Dimensions in Space
The TARDIS may take on numerous shapes to fit in with its surroundings because its inside is greater than its exterior.