The following outline is provided as an overview of and topical guide to Doctor Who:

Doctor Who is a British science fiction television series broadcast by the BBC since 1963. The series, created by Sydney Newman, C. E. Webber and Donald Wilson, depicts the adventures of an extraterrestrial being called the Doctor, part of a humanoid species called Time Lords. The Doctor travels in the universe and in time using a time travelling spaceship called the TARDIS, which externally appears as a British police box. While travelling, the Doctor works to save lives and liberate oppressed peoples by combating foes. The Doctor often travels with companions.

Doctor Who can be described as all of the following:

• Fictional character
• Media franchise

• History of Doctor Who

• The Doctor
  • Incarnations of The Doctor
    • Fugitive Doctor
    • First Doctor
    • Second Doctor
    • Third Doctor
    • Fourth Doctor
    • Fifth Doctor
    • Sixth Doctor
    • Seventh Doctor
    • Eighth Doctor
    • War Doctor
    • Ninth Doctor
    • Tenth Doctor
    • Eleventh Doctor
    • Twelfth Doctor
    • Thirteenth Doctor
    • Fourteenth Doctor
    • Fifteenth Doctor

• List of Doctor Who companions

• Daleks
• Cybermen
• The Master

• Time Lord
• Silurians

• Gallifrey

• List of Doctor Who episodes (1963–1989)
• List of Doctor Who episodes (2005–present)

• Showrunner
  • Russell T Davies
  • Steven Moffat
  • Chris Chibnall

• Doctor Who in popular culture