| Timeline for 1903 |
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Events
Unknown dates
- Mnemosyne and her master landed on Earth. The humans of London killed Mnemosyne's master. Mnemosyne hid in the London Underground until 2009. (COMIC: Ghosts of the Northern Line)
- The First Doctor, Ian Chesterton, Barbara Wright and Susan Foreman visited Zarechny, Siberia in Russia, where they met Grigori Rasputin. At the time, Nicholas II was the Tsar of Russia. (AUDIO: The Wanderer)
Behind the scenes
February
- 1 - Joan Young (Catherine de Medici in TV: The Massacre of St Bartholomew's Eve) was born at Newcastle-upon-Tyne.
May
- 14 - Barbara Leake (Mrs. Farrel in TV: Terror of the Autons) was born.
June
- 28 - Hugh Morton (Sir James Gregson in TV: The Seeds of Death) was born.
July
- 1 - Beatrix Lehmann (Professor Amelia Rumford in TV: The Stones of Blood) was born.
August
- 29 - Norman Claridge, who played the Priest in TV: The Massacre of St Bartholomew's Eve, was born in London.
September
- 4 - Reg Lever (Joker in TV: The Celestial Toymaker) was born.
October
- 1 - George Coulouris (Arbitan in TV: "The Sea of Death") was born in Manchester, England.